81430010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{428579}}^1$

素因数の和:428605

約数の個数: 16

約数和(自身を含む): 154288800

約数和(自身を除く): 72858790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 428579, 857158, 2142895, 4285790, 8143001, 16286002, 40715005, 81430010]

約数ペア:

[(1, 81430010), (2, 40715005), (5, 16286002), (10, 8143001), (19, 4285790), (38, 2142895), (95, 857158), (190, 428579)]