1900606590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{681221}}^1$

素因数の和:681265

約数の個数: 48

約数和(自身を含む): 5100990336

約数和(自身を除く): 3200383746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 681221, 1362442, 2043663, 3406105, 4087326, 6130989, 6812210, 10218315, 12261978, 20436630, 21117851, 30654945, 42235702, 61309890, 63353553, 105589255, 126707106, 190060659, 211178510, 316767765, 380121318, 633535530, 950303295, 1900606590]

約数ペア:

[(1, 1900606590), (2, 950303295), (3, 633535530), (5, 380121318), (6, 316767765), (9, 211178510), (10, 190060659), (15, 126707106), (18, 105589255), (30, 63353553), (31, 61309890), (45, 42235702), (62, 30654945), (90, 21117851), (93, 20436630), (155, 12261978), (186, 10218315), (279, 6812210), (310, 6130989), (465, 4087326), (558, 3406105), (930, 2043663), (1395, 1362442), (2790, 681221)]