8218460

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2521}}^1$

素因数の和:2693

約数の個数: 24

約数和(自身を含む): 17371536

約数和(自身を除く): 9153076

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 2521, 3260, 5042, 10084, 12605, 25210, 50420, 410923, 821846, 1643692, 2054615, 4109230, 8218460]

約数ペア:

[(1, 8218460), (2, 4109230), (4, 2054615), (5, 1643692), (10, 821846), (20, 410923), (163, 50420), (326, 25210), (652, 12605), (815, 10084), (1630, 5042), (2521, 3260)]