19939791040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:819

約数の個数: 224

約数和(自身を含む): 52468637760

約数和(自身を除く): 32528846720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 130, 137, 160, 208, 236, 260, 274, 295, 320, 416, 472, 520, 548, 590, 593, 685, 767, 832, 944, 1040, 1096, 1180, 1186, 1370, 1534, 1781, 1888, 2080, 2192, 2360, 2372, 2740, 2965, 3068, 3562, 3776, 3835, 4160, 4384, 4720, 4744, 5480, 5930, 6136, 7124, 7670, 7709, 8083, 8768, 8905, 9440, 9488, 10960, 11860, 12272, 14248, 15340, 15418, 16166, 17810, 18880, 18976, 21920, 23720, 24544, 28496, 30680, 30836, 32332, 34987, 35620, 37952, 38545, 40415, 43840, 47440, 49088, 56992, 61360, 61672, 64664, 69974, 71240, 77090, 80830, 81241, 94880, 105079, 113984, 122720, 123344, 129328, 139948, 142480, 154180, 161660, 162482, 174935, 189760, 210158, 245440, 246688, 258656, 279896, 284960, 308360, 323320, 324964, 349870, 406205, 420316, 454831, 493376, 517312, 525395, 559792, 569920, 616720, 646640, 649928, 699740, 812410, 840632, 909662, 1050790, 1056133, 1119584, 1233440, 1293280, 1299856, 1399480, 1624820, 1681264, 1819324, 2101580, 2112266, 2239168, 2274155, 2466880, 2586560, 2599712, 2798960, 3249640, 3362528, 3638648, 4203160, 4224532, 4548310, 4793219, 5199424, 5280665, 5597920, 6499280, 6725056, 7277296, 8406320, 8449064, 9096620, 9586438, 10561330, 11195840, 12998560, 14554592, 16812640, 16898128, 18193240, 19172876, 21122660, 23966095, 25997120, 29109184, 33625280, 33796256, 36386480, 38345752, 42245320, 47932190, 62311847, 67592512, 72772960, 76691504, 84490640, 95864380, 124623694, 145545920, 153383008, 168981280, 191728760, 249247388, 306766016, 311559235, 337962560, 383457520, 498494776, 623118470, 766915040, 996989552, 1246236940, 1533830080, 1993979104, 2492473880, 3987958208, 4984947760, 9969895520, 19939791040]

約数ペア:

[(1, 19939791040), (2, 9969895520), (4, 4984947760), (5, 3987958208), (8, 2492473880), (10, 1993979104), (13, 1533830080), (16, 1246236940), (20, 996989552), (26, 766915040), (32, 623118470), (40, 498494776), (52, 383457520), (59, 337962560), (64, 311559235), (65, 306766016), (80, 249247388), (104, 191728760), (118, 168981280), (130, 153383008), (137, 145545920), (160, 124623694), (208, 95864380), (236, 84490640), (260, 76691504), (274, 72772960), (295, 67592512), (320, 62311847), (416, 47932190), (472, 42245320), (520, 38345752), (548, 36386480), (590, 33796256), (593, 33625280), (685, 29109184), (767, 25997120), (832, 23966095), (944, 21122660), (1040, 19172876), (1096, 18193240), (1180, 16898128), (1186, 16812640), (1370, 14554592), (1534, 12998560), (1781, 11195840), (1888, 10561330), (2080, 9586438), (2192, 9096620), (2360, 8449064), (2372, 8406320), (2740, 7277296), (2965, 6725056), (3068, 6499280), (3562, 5597920), (3776, 5280665), (3835, 5199424), (4160, 4793219), (4384, 4548310), (4720, 4224532), (4744, 4203160), (5480, 3638648), (5930, 3362528), (6136, 3249640), (7124, 2798960), (7670, 2599712), (7709, 2586560), (8083, 2466880), (8768, 2274155), (8905, 2239168), (9440, 2112266), (9488, 2101580), (10960, 1819324), (11860, 1681264), (12272, 1624820), (14248, 1399480), (15340, 1299856), (15418, 1293280), (16166, 1233440), (17810, 1119584), (18880, 1056133), (18976, 1050790), (21920, 909662), (23720, 840632), (24544, 812410), (28496, 699740), (30680, 649928), (30836, 646640), (32332, 616720), (34987, 569920), (35620, 559792), (37952, 525395), (38545, 517312), (40415, 493376), (43840, 454831), (47440, 420316), (49088, 406205), (56992, 349870), (61360, 324964), (61672, 323320), (64664, 308360), (69974, 284960), (71240, 279896), (77090, 258656), (80830, 246688), (81241, 245440), (94880, 210158), (105079, 189760), (113984, 174935), (122720, 162482), (123344, 161660), (129328, 154180), (139948, 142480)]