30891110

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23581}}^1$

素因数の和:23719

約数の個数: 16

約数和(自身を含む): 56030832

約数和(自身を除く): 25139722

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 23581, 47162, 117905, 235810, 3089111, 6178222, 15445555, 30891110]

約数ペア:

[(1, 30891110), (2, 15445555), (5, 6178222), (10, 3089111), (131, 235810), (262, 117905), (655, 47162), (1310, 23581)]