38572140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{642869}}^1$

素因数の和:642881

約数の個数: 24

約数和(自身を含む): 108002160

約数和(自身を除く): 69430020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 642869, 1285738, 1928607, 2571476, 3214345, 3857214, 6428690, 7714428, 9643035, 12857380, 19286070, 38572140]

約数ペア:

[(1, 38572140), (2, 19286070), (3, 12857380), (4, 9643035), (5, 7714428), (6, 6428690), (10, 3857214), (12, 3214345), (15, 2571476), (20, 1928607), (30, 1285738), (60, 642869)]