157230520

素因数分解:

$2^3\times 5^1\times {\mathrm{3930763}}^1$

素因数の和:3930774

約数の個数: 16

約数和(自身を含む): 353768760

約数和(自身を除く): 196538240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3930763, 7861526, 15723052, 19653815, 31446104, 39307630, 78615260, 157230520]

約数ペア:

[(1, 157230520), (2, 78615260), (4, 39307630), (5, 31446104), (8, 19653815), (10, 15723052), (20, 7861526), (40, 3930763)]