15381320

素因数分解:

$2^3\times 5^1\times {\mathrm{384533}}^1$

素因数の和:384544

約数の個数: 16

約数和(自身を含む): 34608060

約数和(自身を除く): 19226740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 384533, 769066, 1538132, 1922665, 3076264, 3845330, 7690660, 15381320]

約数ペア:

[(1, 15381320), (2, 7690660), (4, 3845330), (5, 3076264), (8, 1922665), (10, 1538132), (20, 769066), (40, 384533)]