31813220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83719}}^1$

素因数の和:83747

約数の個数: 24

約数和(自身を含む): 70324800

約数和(自身を除く): 38511580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 83719, 167438, 334876, 418595, 837190, 1590661, 1674380, 3181322, 6362644, 7953305, 15906610, 31813220]

約数ペア:

[(1, 31813220), (2, 15906610), (4, 7953305), (5, 6362644), (10, 3181322), (19, 1674380), (20, 1590661), (38, 837190), (76, 418595), (95, 334876), (190, 167438), (380, 83719)]