20303400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 71870400

約数和(自身を除く): 51567000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 25, 26, 30, 38, 39, 40, 50, 52, 57, 60, 65, 75, 76, 78, 95, 100, 104, 114, 120, 130, 137, 150, 152, 156, 190, 195, 200, 228, 247, 260, 274, 285, 300, 312, 325, 380, 390, 411, 456, 475, 494, 520, 548, 570, 600, 650, 685, 741, 760, 780, 822, 950, 975, 988, 1096, 1140, 1235, 1300, 1370, 1425, 1482, 1560, 1644, 1781, 1900, 1950, 1976, 2055, 2280, 2470, 2600, 2603, 2740, 2850, 2964, 3288, 3425, 3562, 3705, 3800, 3900, 4110, 4940, 5206, 5343, 5480, 5700, 5928, 6175, 6850, 7124, 7410, 7800, 7809, 8220, 8905, 9880, 10275, 10412, 10686, 11400, 12350, 13015, 13700, 14248, 14820, 15618, 16440, 17810, 18525, 20550, 20824, 21372, 24700, 26030, 26715, 27400, 29640, 31236, 33839, 35620, 37050, 39045, 41100, 42744, 44525, 49400, 52060, 53430, 62472, 65075, 67678, 71240, 74100, 78090, 82200, 89050, 101517, 104120, 106860, 130150, 133575, 135356, 148200, 156180, 169195, 178100, 195225, 203034, 213720, 260300, 267150, 270712, 312360, 338390, 356200, 390450, 406068, 507585, 520600, 534300, 676780, 780900, 812136, 845975, 1015170, 1068600, 1353560, 1561800, 1691950, 2030340, 2537925, 3383900, 4060680, 5075850, 6767800, 10151700, 20303400]

約数ペア:

[(1, 20303400), (2, 10151700), (3, 6767800), (4, 5075850), (5, 4060680), (6, 3383900), (8, 2537925), (10, 2030340), (12, 1691950), (13, 1561800), (15, 1353560), (19, 1068600), (20, 1015170), (24, 845975), (25, 812136), (26, 780900), (30, 676780), (38, 534300), (39, 520600), (40, 507585), (50, 406068), (52, 390450), (57, 356200), (60, 338390), (65, 312360), (75, 270712), (76, 267150), (78, 260300), (95, 213720), (100, 203034), (104, 195225), (114, 178100), (120, 169195), (130, 156180), (137, 148200), (150, 135356), (152, 133575), (156, 130150), (190, 106860), (195, 104120), (200, 101517), (228, 89050), (247, 82200), (260, 78090), (274, 74100), (285, 71240), (300, 67678), (312, 65075), (325, 62472), (380, 53430), (390, 52060), (411, 49400), (456, 44525), (475, 42744), (494, 41100), (520, 39045), (548, 37050), (570, 35620), (600, 33839), (650, 31236), (685, 29640), (741, 27400), (760, 26715), (780, 26030), (822, 24700), (950, 21372), (975, 20824), (988, 20550), (1096, 18525), (1140, 17810), (1235, 16440), (1300, 15618), (1370, 14820), (1425, 14248), (1482, 13700), (1560, 13015), (1644, 12350), (1781, 11400), (1900, 10686), (1950, 10412), (1976, 10275), (2055, 9880), (2280, 8905), (2470, 8220), (2600, 7809), (2603, 7800), (2740, 7410), (2850, 7124), (2964, 6850), (3288, 6175), (3425, 5928), (3562, 5700), (3705, 5480), (3800, 5343), (3900, 5206), (4110, 4940)]