88473620

素因数分解:

$2^2\times 5^1\times {\mathrm{4423681}}^1$

素因数の和:4423690

約数の個数: 12

約数和(自身を含む): 185794644

約数和(自身を除く): 97321024

約数列:

[1, 2, 4, 5, 10, 20, 4423681, 8847362, 17694724, 22118405, 44236810, 88473620]

約数ペア:

[(1, 88473620), (2, 44236810), (4, 22118405), (5, 17694724), (10, 8847362), (20, 4423681)]