2501740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2909}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 5377680

約数和(自身を除く): 2875940

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2909, 5818, 11636, 14545, 29090, 58180, 125087, 250174, 500348, 625435, 1250870, 2501740]

約数ペア:

[(1, 2501740), (2, 1250870), (4, 625435), (5, 500348), (10, 250174), (20, 125087), (43, 58180), (86, 29090), (172, 14545), (215, 11636), (430, 5818), (860, 2909)]