2275480

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 5166000

約数和(自身を除く): 2890520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 349, 652, 698, 815, 1304, 1396, 1630, 1745, 2792, 3260, 3490, 6520, 6980, 13960, 56887, 113774, 227548, 284435, 455096, 568870, 1137740, 2275480]

約数ペア:

[(1, 2275480), (2, 1137740), (4, 568870), (5, 455096), (8, 284435), (10, 227548), (20, 113774), (40, 56887), (163, 13960), (326, 6980), (349, 6520), (652, 3490), (698, 3260), (815, 2792), (1304, 1745), (1396, 1630)]