156918820

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{13789}}^1$

素因数の和:14367

約数の個数: 24

約数和(自身を含む): 330132600

約数和(自身を除く): 173213780

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 11380, 13789, 27578, 55156, 68945, 137890, 275780, 7845941, 15691882, 31383764, 39229705, 78459410, 156918820]

約数ペア:

[(1, 156918820), (2, 78459410), (4, 39229705), (5, 31383764), (10, 15691882), (20, 7845941), (569, 275780), (1138, 137890), (2276, 68945), (2845, 55156), (5690, 27578), (11380, 13789)]