2404919920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{16879}}^1$

素因数の和:17042

約数の個数: 80

約数和(自身を含む): 6065861760

約数和(自身を除く): 3660941840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 685, 1040, 1096, 1370, 1781, 2192, 2740, 3562, 5480, 7124, 8905, 10960, 14248, 16879, 17810, 28496, 33758, 35620, 67516, 71240, 84395, 135032, 142480, 168790, 219427, 270064, 337580, 438854, 675160, 877708, 1097135, 1350320, 1755416, 2194270, 2312423, 3510832, 4388540, 4624846, 8777080, 9249692, 11562115, 17554160, 18499384, 23124230, 30061499, 36998768, 46248460, 60122998, 92496920, 120245996, 150307495, 184993840, 240491992, 300614990, 480983984, 601229980, 1202459960, 2404919920]

約数ペア:

[(1, 2404919920), (2, 1202459960), (4, 601229980), (5, 480983984), (8, 300614990), (10, 240491992), (13, 184993840), (16, 150307495), (20, 120245996), (26, 92496920), (40, 60122998), (52, 46248460), (65, 36998768), (80, 30061499), (104, 23124230), (130, 18499384), (137, 17554160), (208, 11562115), (260, 9249692), (274, 8777080), (520, 4624846), (548, 4388540), (685, 3510832), (1040, 2312423), (1096, 2194270), (1370, 1755416), (1781, 1350320), (2192, 1097135), (2740, 877708), (3562, 675160), (5480, 438854), (7124, 337580), (8905, 270064), (10960, 219427), (14248, 168790), (16879, 142480), (17810, 135032), (28496, 84395), (33758, 71240), (35620, 67516)]