1929267640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1555861}}^1$

素因数の和:1555903

約数の個数: 32

約数和(自身を含む): 4480882560

約数和(自身を除く): 2551614920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1555861, 3111722, 6223444, 7779305, 12446888, 15558610, 31117220, 48231691, 62234440, 96463382, 192926764, 241158455, 385853528, 482316910, 964633820, 1929267640]

約数ペア:

[(1, 1929267640), (2, 964633820), (4, 482316910), (5, 385853528), (8, 241158455), (10, 192926764), (20, 96463382), (31, 62234440), (40, 48231691), (62, 31117220), (124, 15558610), (155, 12446888), (248, 7779305), (310, 6223444), (620, 3111722), (1240, 1555861)]