90668440

素因数分解:

$2^3\times 5^1\times {\mathrm{2266711}}^1$

素因数の和:2266722

約数の個数: 16

約数和(自身を含む): 204004080

約数和(自身を除く): 113335640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2266711, 4533422, 9066844, 11333555, 18133688, 22667110, 45334220, 90668440]

約数ペア:

[(1, 90668440), (2, 45334220), (4, 22667110), (5, 18133688), (8, 11333555), (10, 9066844), (20, 4533422), (40, 2266711)]