12845890

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2861}}^1$

素因数の和:3317

約数の個数: 16

約数和(自身を含む): 23182200

約数和(自身を除く): 10336310

約数列:

[1, 2, 5, 10, 449, 898, 2245, 2861, 4490, 5722, 14305, 28610, 1284589, 2569178, 6422945, 12845890]

約数ペア:

[(1, 12845890), (2, 6422945), (5, 2569178), (10, 1284589), (449, 28610), (898, 14305), (2245, 5722), (2861, 4490)]