120450620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{146891}}^1$

素因数の和:146941

約数の個数: 24

約数和(自身を含む): 259117488

約数和(自身を除く): 138666868

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 146891, 293782, 587564, 734455, 1468910, 2937820, 6022531, 12045062, 24090124, 30112655, 60225310, 120450620]

約数ペア:

[(1, 120450620), (2, 60225310), (4, 30112655), (5, 24090124), (10, 12045062), (20, 6022531), (41, 2937820), (82, 1468910), (164, 734455), (205, 587564), (410, 293782), (820, 146891)]