90366914840

素因数分解:

$2^3\times 5^1\times {\mathrm{2259172871}}^1$

素因数の和:2259172882

約数の個数: 16

約数和(自身を含む): 203325558480

約数和(自身を除く): 112958643640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2259172871, 4518345742, 9036691484, 11295864355, 18073382968, 22591728710, 45183457420, 90366914840]

約数ペア:

[(1, 90366914840), (2, 45183457420), (4, 22591728710), (5, 18073382968), (8, 11295864355), (10, 9036691484), (20, 4518345742), (40, 2259172871)]