30999130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{72091}}^1$

素因数の和:72141

約数の個数: 16

約数和(自身を含む): 57096864

約数和(自身を除く): 26097734

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 72091, 144182, 360455, 720910, 3099913, 6199826, 15499565, 30999130]

約数ペア:

[(1, 30999130), (2, 15499565), (5, 6199826), (10, 3099913), (43, 720910), (86, 360455), (215, 144182), (430, 72091)]