30972590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1039}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 61102080

約数和(自身を除く): 30129490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 1039, 1355, 2078, 2710, 2981, 5195, 5962, 10390, 11429, 14905, 22858, 29810, 57145, 114290, 281569, 563138, 1407845, 2815690, 3097259, 6194518, 15486295, 30972590]

約数ペア:

[(1, 30972590), (2, 15486295), (5, 6194518), (10, 3097259), (11, 2815690), (22, 1407845), (55, 563138), (110, 281569), (271, 114290), (542, 57145), (1039, 29810), (1355, 22858), (2078, 14905), (2710, 11429), (2981, 10390), (5195, 5962)]