31905220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55009}}^1$

素因数の和:55047

約数の個数: 24

約数和(自身を含む): 69312600

約数和(自身を除く): 37407380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 55009, 110018, 220036, 275045, 550090, 1100180, 1595261, 3190522, 6381044, 7976305, 15952610, 31905220]

約数ペア:

[(1, 31905220), (2, 15952610), (4, 7976305), (5, 6381044), (10, 3190522), (20, 1595261), (29, 1100180), (58, 550090), (116, 275045), (145, 220036), (290, 110018), (580, 55009)]