124620820

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{29531}}^1$

素因数の和:29751

約数の個数: 24

約数和(自身を含む): 262952928

約数和(自身を除く): 138332108

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 29531, 59062, 118124, 147655, 295310, 590620, 6231041, 12462082, 24924164, 31155205, 62310410, 124620820]

約数ペア:

[(1, 124620820), (2, 62310410), (4, 31155205), (5, 24924164), (10, 12462082), (20, 6231041), (211, 590620), (422, 295310), (844, 147655), (1055, 118124), (2110, 59062), (4220, 29531)]