13305460880

素因数分解:

$2^4\times 5^1\times {\mathrm{166318261}}^1$

素因数の和:166318274

約数の個数: 20

約数和(自身を含む): 30935196732

約数和(自身を除く): 17629735852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166318261, 332636522, 665273044, 831591305, 1330546088, 1663182610, 2661092176, 3326365220, 6652730440, 13305460880]

約数ペア:

[(1, 13305460880), (2, 6652730440), (4, 3326365220), (5, 2661092176), (8, 1663182610), (10, 1330546088), (16, 831591305), (20, 665273044), (40, 332636522), (80, 166318261)]