30309190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{42689}}^1$

素因数の和:42767

約数の個数: 16

約数和(自身を含む): 55326240

約数和(自身を除く): 25017050

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 42689, 85378, 213445, 426890, 3030919, 6061838, 15154595, 30309190]

約数ペア:

[(1, 30309190), (2, 15154595), (5, 6061838), (10, 3030919), (71, 426890), (142, 213445), (355, 85378), (710, 42689)]