30223640

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3581}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 68344560

約数和(自身を除く): 38120920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 3581, 4220, 7162, 8440, 14324, 17905, 28648, 35810, 71620, 143240, 755591, 1511182, 3022364, 3777955, 6044728, 7555910, 15111820, 30223640]

約数ペア:

[(1, 30223640), (2, 15111820), (4, 7555910), (5, 6044728), (8, 3777955), (10, 3022364), (20, 1511182), (40, 755591), (211, 143240), (422, 71620), (844, 35810), (1055, 28648), (1688, 17905), (2110, 14324), (3581, 8440), (4220, 7162)]