89443930

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{21347}}^1$

素因数の和:21773

約数の個数: 16

約数和(自身を含む): 161390880

約数和(自身を除く): 71946950

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 21347, 42694, 106735, 213470, 8944393, 17888786, 44721965, 89443930]

約数ペア:

[(1, 89443930), (2, 44721965), (5, 17888786), (10, 8944393), (419, 213470), (838, 106735), (2095, 42694), (4190, 21347)]