190207820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{864581}}^1$

素因数の和:864601

約数の個数: 24

約数和(自身を含む): 435749328

約数和(自身を除く): 245541508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 864581, 1729162, 3458324, 4322905, 8645810, 9510391, 17291620, 19020782, 38041564, 47551955, 95103910, 190207820]

約数ペア:

[(1, 190207820), (2, 95103910), (4, 47551955), (5, 38041564), (10, 19020782), (11, 17291620), (20, 9510391), (22, 8645810), (44, 4322905), (55, 3458324), (110, 1729162), (220, 864581)]