20163808210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{3593}}^1$

素因数の和:4508

約数の個数: 96

約数和(自身を含む): 45532558512

約数和(自身を除く): 25368750302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 881, 910, 1274, 1762, 3185, 3593, 4405, 6167, 6370, 7186, 8810, 11453, 12334, 17965, 22906, 25151, 30835, 35930, 43169, 46709, 50302, 57265, 61670, 80171, 86338, 93418, 114530, 125755, 160342, 176057, 215845, 233545, 251510, 326963, 352114, 400855, 431690, 467090, 561197, 653926, 801710, 880285, 1122394, 1634815, 1760570, 2288741, 2805985, 3165433, 3269630, 4577482, 5611970, 6330866, 11443705, 15827165, 22158031, 22887410, 31654330, 41150629, 44316062, 82301258, 110790155, 155106217, 205753145, 221580310, 288054403, 310212434, 411506290, 576108806, 775531085, 1440272015, 1551062170, 2016380821, 2880544030, 4032761642, 10081904105, 20163808210]

約数ペア:

[(1, 20163808210), (2, 10081904105), (5, 4032761642), (7, 2880544030), (10, 2016380821), (13, 1551062170), (14, 1440272015), (26, 775531085), (35, 576108806), (49, 411506290), (65, 310212434), (70, 288054403), (91, 221580310), (98, 205753145), (130, 155106217), (182, 110790155), (245, 82301258), (455, 44316062), (490, 41150629), (637, 31654330), (881, 22887410), (910, 22158031), (1274, 15827165), (1762, 11443705), (3185, 6330866), (3593, 5611970), (4405, 4577482), (6167, 3269630), (6370, 3165433), (7186, 2805985), (8810, 2288741), (11453, 1760570), (12334, 1634815), (17965, 1122394), (22906, 880285), (25151, 801710), (30835, 653926), (35930, 561197), (43169, 467090), (46709, 431690), (50302, 400855), (57265, 352114), (61670, 326963), (80171, 251510), (86338, 233545), (93418, 215845), (114530, 176057), (125755, 160342)]