389635930

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{548783}}^1$

素因数の和:548861

約数の個数: 16

約数和(自身を含む): 711224064

約数和(自身を除く): 321588134

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 548783, 1097566, 2743915, 5487830, 38963593, 77927186, 194817965, 389635930]

約数ペア:

[(1, 389635930), (2, 194817965), (5, 77927186), (10, 38963593), (71, 5487830), (142, 2743915), (355, 1097566), (710, 548783)]