90070180

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{9769}}^1$

素因数の和:10239

約数の個数: 24

約数和(自身を含む): 189577080

約数和(自身を除く): 99506900

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 9769, 19538, 39076, 48845, 97690, 195380, 4503509, 9007018, 18014036, 22517545, 45035090, 90070180]

約数ペア:

[(1, 90070180), (2, 45035090), (4, 22517545), (5, 18014036), (10, 9007018), (20, 4503509), (461, 195380), (922, 97690), (1844, 48845), (2305, 39076), (4610, 19538), (9220, 9769)]