231546320

素因数分解:

$2^4\times 5^1\times {\mathrm{2894329}}^1$

素因数の和:2894342

約数の個数: 20

約数和(自身を含む): 538345380

約数和(自身を除く): 306799060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2894329, 5788658, 11577316, 14471645, 23154632, 28943290, 46309264, 57886580, 115773160, 231546320]

約数ペア:

[(1, 231546320), (2, 115773160), (4, 57886580), (5, 46309264), (8, 28943290), (10, 23154632), (16, 14471645), (20, 11577316), (40, 5788658), (80, 2894329)]