12454420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56611}}^1$

素因数の和:56631

約数の個数: 24

約数和(自身を含む): 28532448

約数和(自身を除く): 16078028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 56611, 113222, 226444, 283055, 566110, 622721, 1132220, 1245442, 2490884, 3113605, 6227210, 12454420]

約数ペア:

[(1, 12454420), (2, 6227210), (4, 3113605), (5, 2490884), (10, 1245442), (11, 1132220), (20, 622721), (22, 566110), (44, 283055), (55, 226444), (110, 113222), (220, 56611)]