201291580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1437797}}^1$

素因数の和:1437813

約数の個数: 24

約数和(自身を含む): 483100128

約数和(自身を除く): 281808548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1437797, 2875594, 5751188, 7188985, 10064579, 14377970, 20129158, 28755940, 40258316, 50322895, 100645790, 201291580]

約数ペア:

[(1, 201291580), (2, 100645790), (4, 50322895), (5, 40258316), (7, 28755940), (10, 20129158), (14, 14377970), (20, 10064579), (28, 7188985), (35, 5751188), (70, 2875594), (140, 1437797)]