15460880

素因数分解:

$2^4\times 5^1\times {\mathrm{193261}}^1$

素因数の和:193274

約数の個数: 20

約数和(自身を含む): 35946732

約数和(自身を除く): 20485852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193261, 386522, 773044, 966305, 1546088, 1932610, 3092176, 3865220, 7730440, 15460880]

約数ペア:

[(1, 15460880), (2, 7730440), (4, 3865220), (5, 3092176), (8, 1932610), (10, 1546088), (16, 966305), (20, 773044), (40, 386522), (80, 193261)]