1330884580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1090889}}^1$

素因数の和:1090959

約数の個数: 24

約数和(自身を含む): 2840677560

約数和(自身を除く): 1509792980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1090889, 2181778, 4363556, 5454445, 10908890, 21817780, 66544229, 133088458, 266176916, 332721145, 665442290, 1330884580]

約数ペア:

[(1, 1330884580), (2, 665442290), (4, 332721145), (5, 266176916), (10, 133088458), (20, 66544229), (61, 21817780), (122, 10908890), (244, 5454445), (305, 4363556), (610, 2181778), (1220, 1090889)]