20302960

素因数分解:

$2^4\times 5^1\times {\mathrm{253787}}^1$

素因数の和:253800

約数の個数: 20

約数和(自身を含む): 47204568

約数和(自身を除く): 26901608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 253787, 507574, 1015148, 1268935, 2030296, 2537870, 4060592, 5075740, 10151480, 20302960]

約数ペア:

[(1, 20302960), (2, 10151480), (4, 5075740), (5, 4060592), (8, 2537870), (10, 2030296), (16, 1268935), (20, 1015148), (40, 507574), (80, 253787)]