39912420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{665207}}^1$

素因数の和:665219

約数の個数: 24

約数和(自身を含む): 111754944

約数和(自身を除く): 71842524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 665207, 1330414, 1995621, 2660828, 3326035, 3991242, 6652070, 7982484, 9978105, 13304140, 19956210, 39912420]

約数ペア:

[(1, 39912420), (2, 19956210), (3, 13304140), (4, 9978105), (5, 7982484), (6, 6652070), (10, 3991242), (12, 3326035), (15, 2660828), (20, 1995621), (30, 1330414), (60, 665207)]