1310990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4229}}^1$

素因数の和:4267

約数の個数: 16

約数和(自身を含む): 2436480

約数和(自身を除く): 1125490

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4229, 8458, 21145, 42290, 131099, 262198, 655495, 1310990]

約数ペア:

[(1, 1310990), (2, 655495), (5, 262198), (10, 131099), (31, 42290), (62, 21145), (155, 8458), (310, 4229)]