220153990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3145057}}^1$

素因数の和:3145071

約数の個数: 16

約数和(自身を含む): 452888352

約数和(自身を除く): 232734362

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3145057, 6290114, 15725285, 22015399, 31450570, 44030798, 110076995, 220153990]

約数ペア:

[(1, 220153990), (2, 110076995), (5, 44030798), (7, 31450570), (10, 22015399), (14, 15725285), (35, 6290114), (70, 3145057)]