1899687920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{62987}}^1$

素因数の和:63042

約数の個数: 80

約数和(自身を含む): 4920622560

約数和(自身を除く): 3020934640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2320, 3016, 3770, 6032, 7540, 15080, 30160, 62987, 125974, 251948, 314935, 503896, 629870, 818831, 1007792, 1259740, 1637662, 1826623, 2519480, 3275324, 3653246, 4094155, 5038960, 6550648, 7306492, 8188310, 9133115, 13101296, 14612984, 16376620, 18266230, 23746099, 29225968, 32753240, 36532460, 47492198, 65506480, 73064920, 94984396, 118730495, 146129840, 189968792, 237460990, 379937584, 474921980, 949843960, 1899687920]

約数ペア:

[(1, 1899687920), (2, 949843960), (4, 474921980), (5, 379937584), (8, 237460990), (10, 189968792), (13, 146129840), (16, 118730495), (20, 94984396), (26, 73064920), (29, 65506480), (40, 47492198), (52, 36532460), (58, 32753240), (65, 29225968), (80, 23746099), (104, 18266230), (116, 16376620), (130, 14612984), (145, 13101296), (208, 9133115), (232, 8188310), (260, 7306492), (290, 6550648), (377, 5038960), (464, 4094155), (520, 3653246), (580, 3275324), (754, 2519480), (1040, 1826623), (1160, 1637662), (1508, 1259740), (1885, 1007792), (2320, 818831), (3016, 629870), (3770, 503896), (6032, 314935), (7540, 251948), (15080, 125974), (30160, 62987)]