1330894340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1090897}}^1$

素因数の和:1090967

約数の個数: 24

約数和(自身を含む): 2840698392

約数和(自身を除く): 1509804052

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1090897, 2181794, 4363588, 5454485, 10908970, 21817940, 66544717, 133089434, 266178868, 332723585, 665447170, 1330894340]

約数ペア:

[(1, 1330894340), (2, 665447170), (4, 332723585), (5, 266178868), (10, 133089434), (20, 66544717), (61, 21817940), (122, 10908970), (244, 5454485), (305, 4363588), (610, 2181794), (1220, 1090897)]