13109560

素因数分解:

$2^3\times 5^1\times {\mathrm{327739}}^1$

素因数の和:327750

約数の個数: 16

約数和(自身を含む): 29496600

約数和(自身を除く): 16387040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 327739, 655478, 1310956, 1638695, 2621912, 3277390, 6554780, 13109560]

約数ペア:

[(1, 13109560), (2, 6554780), (4, 3277390), (5, 2621912), (8, 1638695), (10, 1310956), (20, 655478), (40, 327739)]