30258910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 29616290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 1979, 3058, 3958, 7645, 9895, 15290, 19790, 21769, 43538, 108845, 217690, 275081, 550162, 1375405, 2750810, 3025891, 6051782, 15129455, 30258910]

約数ペア:

[(1, 30258910), (2, 15129455), (5, 6051782), (10, 3025891), (11, 2750810), (22, 1375405), (55, 550162), (110, 275081), (139, 217690), (278, 108845), (695, 43538), (1390, 21769), (1529, 19790), (1979, 15290), (3058, 9895), (3958, 7645)]