53981140

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2081}}^1$

素因数の和:3387

約数の個数: 24

約数和(自身を含む): 113502312

約数和(自身を除く): 59521172

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2081, 2594, 4162, 5188, 6485, 8324, 10405, 12970, 20810, 25940, 41620, 2699057, 5398114, 10796228, 13495285, 26990570, 53981140]

約数ペア:

[(1, 53981140), (2, 26990570), (4, 13495285), (5, 10796228), (10, 5398114), (20, 2699057), (1297, 41620), (2081, 25940), (2594, 20810), (4162, 12970), (5188, 10405), (6485, 8324)]