887157290

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{228061}}^1$

素因数の和:228457

約数の個数: 16

約数和(自身を含む): 1600995240

約数和(自身を除く): 713837950

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 228061, 456122, 1140305, 2280610, 88715729, 177431458, 443578645, 887157290]

約数ペア:

[(1, 887157290), (2, 443578645), (5, 177431458), (10, 88715729), (389, 2280610), (778, 1140305), (1945, 456122), (3890, 228061)]