30908830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71881}}^1$

素因数の和:71931

約数の個数: 16

約数和(自身を含む): 56930544

約数和(自身を除く): 26021714

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 71881, 143762, 359405, 718810, 3090883, 6181766, 15454415, 30908830]

約数ペア:

[(1, 30908830), (2, 15454415), (5, 6181766), (10, 3090883), (43, 718810), (86, 359405), (215, 143762), (430, 71881)]