197309080

素因数分解:

$2^3\times 5^1\times {\mathrm{4932727}}^1$

素因数の和:4932738

約数の個数: 16

約数和(自身を含む): 443945520

約数和(自身を除く): 246636440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4932727, 9865454, 19730908, 24663635, 39461816, 49327270, 98654540, 197309080]

約数ペア:

[(1, 197309080), (2, 98654540), (4, 49327270), (5, 39461816), (8, 24663635), (10, 19730908), (20, 9865454), (40, 4932727)]