27960940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199721}}^1$

素因数の和:199737

約数の個数: 24

約数和(自身を含む): 67106592

約数和(自身を除く): 39145652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199721, 399442, 798884, 998605, 1398047, 1997210, 2796094, 3994420, 5592188, 6990235, 13980470, 27960940]

約数ペア:

[(1, 27960940), (2, 13980470), (4, 6990235), (5, 5592188), (7, 3994420), (10, 2796094), (14, 1997210), (20, 1398047), (28, 998605), (35, 798884), (70, 399442), (140, 199721)]