39438120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{328651}}^1$

素因数の和:328665

約数の個数: 32

約数和(自身を含む): 118314720

約数和(自身を除く): 78876600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 328651, 657302, 985953, 1314604, 1643255, 1971906, 2629208, 3286510, 3943812, 4929765, 6573020, 7887624, 9859530, 13146040, 19719060, 39438120]

約数ペア:

[(1, 39438120), (2, 19719060), (3, 13146040), (4, 9859530), (5, 7887624), (6, 6573020), (8, 4929765), (10, 3943812), (12, 3286510), (15, 2629208), (20, 1971906), (24, 1643255), (30, 1314604), (40, 985953), (60, 657302), (120, 328651)]