142788910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11909}}^1$

素因数の和:12036

約数の個数: 32

約数和(自身を含む): 282981600

約数和(自身を除く): 140192690

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11909, 11990, 23818, 59545, 119090, 130999, 261998, 654995, 1298081, 1309990, 2596162, 6490405, 12980810, 14278891, 28557782, 71394455, 142788910]

約数ペア:

[(1, 142788910), (2, 71394455), (5, 28557782), (10, 14278891), (11, 12980810), (22, 6490405), (55, 2596162), (109, 1309990), (110, 1298081), (218, 654995), (545, 261998), (1090, 130999), (1199, 119090), (2398, 59545), (5995, 23818), (11909, 11990)]