90670390

素因数分解:

$2^1\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{3251}}^1$

素因数の和:6047

約数の個数: 16

約数和(自身を含む): 163315440

約数和(自身を除く): 72645050

約数列:

[1, 2, 5, 10, 2789, 3251, 5578, 6502, 13945, 16255, 27890, 32510, 9067039, 18134078, 45335195, 90670390]

約数ペア:

[(1, 90670390), (2, 45335195), (5, 18134078), (10, 9067039), (2789, 32510), (3251, 27890), (5578, 16255), (6502, 13945)]