207990010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{158771}}^1$

素因数の和:158909

約数の個数: 16

約数和(自身を含む): 377242272

約数和(自身を除く): 169252262

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 158771, 317542, 793855, 1587710, 20799001, 41598002, 103995005, 207990010]

約数ペア:

[(1, 207990010), (2, 103995005), (5, 41598002), (10, 20799001), (131, 1587710), (262, 793855), (655, 317542), (1310, 158771)]