61665940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{440471}}^1$

素因数の和:440487

約数の個数: 24

約数和(自身を含む): 147998592

約数和(自身を除く): 86332652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 440471, 880942, 1761884, 2202355, 3083297, 4404710, 6166594, 8809420, 12333188, 15416485, 30832970, 61665940]

約数ペア:

[(1, 61665940), (2, 30832970), (4, 15416485), (5, 12333188), (7, 8809420), (10, 6166594), (14, 4404710), (20, 3083297), (28, 2202355), (35, 1761884), (70, 880942), (140, 440471)]