74909930

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{18869}}^1$

素因数の和:19273

約数の個数: 16

約数和(自身を含む): 135184680

約数和(自身を除く): 60274750

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 18869, 37738, 94345, 188690, 7490993, 14981986, 37454965, 74909930]

約数ペア:

[(1, 74909930), (2, 37454965), (5, 14981986), (10, 7490993), (397, 188690), (794, 94345), (1985, 37738), (3970, 18869)]