1796627720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 4324320000

約数和(自身を除く): 2527692280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 181, 199, 215, 232, 290, 344, 362, 398, 430, 580, 724, 796, 860, 905, 995, 1160, 1247, 1448, 1592, 1720, 1810, 1990, 2494, 3620, 3980, 4988, 5249, 5771, 6235, 7240, 7783, 7960, 8557, 9976, 10498, 11542, 12470, 15566, 17114, 20996, 23084, 24940, 26245, 28855, 31132, 34228, 36019, 38915, 41992, 42785, 46168, 49880, 52490, 57710, 62264, 68456, 72038, 77830, 85570, 104980, 115420, 144076, 155660, 171140, 180095, 209960, 225707, 230840, 248153, 288152, 311320, 342280, 360190, 451414, 496306, 720380, 902828, 992612, 1044551, 1128535, 1240765, 1440760, 1548817, 1805656, 1985224, 2089102, 2257070, 2481530, 3097634, 4178204, 4514140, 4963060, 5222755, 6195268, 7744085, 8356408, 9028280, 9926120, 10445510, 12390536, 15488170, 20891020, 30976340, 41782040, 44915693, 61952680, 89831386, 179662772, 224578465, 359325544, 449156930, 898313860, 1796627720]

約数ペア:

[(1, 1796627720), (2, 898313860), (4, 449156930), (5, 359325544), (8, 224578465), (10, 179662772), (20, 89831386), (29, 61952680), (40, 44915693), (43, 41782040), (58, 30976340), (86, 20891020), (116, 15488170), (145, 12390536), (172, 10445510), (181, 9926120), (199, 9028280), (215, 8356408), (232, 7744085), (290, 6195268), (344, 5222755), (362, 4963060), (398, 4514140), (430, 4178204), (580, 3097634), (724, 2481530), (796, 2257070), (860, 2089102), (905, 1985224), (995, 1805656), (1160, 1548817), (1247, 1440760), (1448, 1240765), (1592, 1128535), (1720, 1044551), (1810, 992612), (1990, 902828), (2494, 720380), (3620, 496306), (3980, 451414), (4988, 360190), (5249, 342280), (5771, 311320), (6235, 288152), (7240, 248153), (7783, 230840), (7960, 225707), (8557, 209960), (9976, 180095), (10498, 171140), (11542, 155660), (12470, 144076), (15566, 115420), (17114, 104980), (20996, 85570), (23084, 77830), (24940, 72038), (26245, 68456), (28855, 62264), (31132, 57710), (34228, 52490), (36019, 49880), (38915, 46168), (41992, 42785)]