31471596040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5660359}}^1$

素因数の和:5660509

約数の個数: 32

約数和(自身を含む): 71320536000

約数和(自身を除く): 39848939960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 5660359, 11320718, 22641436, 28301795, 45282872, 56603590, 113207180, 226414360, 786789901, 1573579802, 3147159604, 3933949505, 6294319208, 7867899010, 15735798020, 31471596040]

約数ペア:

[(1, 31471596040), (2, 15735798020), (4, 7867899010), (5, 6294319208), (8, 3933949505), (10, 3147159604), (20, 1573579802), (40, 786789901), (139, 226414360), (278, 113207180), (556, 56603590), (695, 45282872), (1112, 28301795), (1390, 22641436), (2780, 11320718), (5560, 5660359)]