30412120

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{881}}^1$

素因数の和:1755

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 38172200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 881, 1726, 1762, 3452, 3524, 4315, 4405, 6904, 7048, 8630, 8810, 17260, 17620, 34520, 35240, 760303, 1520606, 3041212, 3801515, 6082424, 7603030, 15206060, 30412120]

約数ペア:

[(1, 30412120), (2, 15206060), (4, 7603030), (5, 6082424), (8, 3801515), (10, 3041212), (20, 1520606), (40, 760303), (863, 35240), (881, 34520), (1726, 17620), (1762, 17260), (3452, 8810), (3524, 8630), (4315, 7048), (4405, 6904)]