30918820

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4079}}^1$

素因数の和:4467

約数の個数: 24

約数和(自身を含む): 65116800

約数和(自身を除く): 34197980

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 4079, 7580, 8158, 16316, 20395, 40790, 81580, 1545941, 3091882, 6183764, 7729705, 15459410, 30918820]

約数ペア:

[(1, 30918820), (2, 15459410), (4, 7729705), (5, 6183764), (10, 3091882), (20, 1545941), (379, 81580), (758, 40790), (1516, 20395), (1895, 16316), (3790, 8158), (4079, 7580)]