56242180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20231}}^1$

素因数の和:20379

約数の個数: 24

約数和(自身を含む): 118964160

約数和(自身を除く): 62721980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20231, 40462, 80924, 101155, 202310, 404620, 2812109, 5624218, 11248436, 14060545, 28121090, 56242180]

約数ペア:

[(1, 56242180), (2, 28121090), (4, 14060545), (5, 11248436), (10, 5624218), (20, 2812109), (139, 404620), (278, 202310), (556, 101155), (695, 80924), (1390, 40462), (2780, 20231)]