205415030

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{114757}}^1$

素因数の和:114943

約数の個数: 16

約数和(自身を含む): 371815920

約数和(自身を除く): 166400890

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 114757, 229514, 573785, 1147570, 20541503, 41083006, 102707515, 205415030]

約数ペア:

[(1, 205415030), (2, 102707515), (5, 41083006), (10, 20541503), (179, 1147570), (358, 573785), (895, 229514), (1790, 114757)]