57376420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20639}}^1$

素因数の和:20787

約数の個数: 24

約数和(自身を含む): 121363200

約数和(自身を除く): 63986780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20639, 41278, 82556, 103195, 206390, 412780, 2868821, 5737642, 11475284, 14344105, 28688210, 57376420]

約数ペア:

[(1, 57376420), (2, 28688210), (4, 14344105), (5, 11475284), (10, 5737642), (20, 2868821), (139, 412780), (278, 206390), (556, 103195), (695, 82556), (1390, 41278), (2780, 20639)]