920803970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1296907}}^1$

素因数の和:1296985

約数の個数: 16

約数和(自身を含む): 1680792768

約数和(自身を除く): 759988798

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1296907, 2593814, 6484535, 12969070, 92080397, 184160794, 460401985, 920803970]

約数ペア:

[(1, 920803970), (2, 460401985), (5, 184160794), (10, 92080397), (71, 12969070), (142, 6484535), (355, 2593814), (710, 1296907)]