13904560

素因数分解:

$2^4\times 5^1\times {\mathrm{173807}}^1$

素因数の和:173820

約数の個数: 20

約数和(自身を含む): 32328288

約数和(自身を除く): 18423728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173807, 347614, 695228, 869035, 1390456, 1738070, 2780912, 3476140, 6952280, 13904560]

約数ペア:

[(1, 13904560), (2, 6952280), (4, 3476140), (5, 2780912), (8, 1738070), (10, 1390456), (16, 869035), (20, 695228), (40, 347614), (80, 173807)]