20026475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 36

約数和(自身を含む): 30047184

約数和(自身を除く): 10020709

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 317, 361, 475, 665, 1585, 1805, 2219, 2527, 3325, 6023, 7925, 9025, 11095, 12635, 30115, 42161, 55475, 63175, 114437, 150575, 210805, 572185, 801059, 1054025, 2860925, 4005295, 20026475]

約数ペア:

[(1, 20026475), (5, 4005295), (7, 2860925), (19, 1054025), (25, 801059), (35, 572185), (95, 210805), (133, 150575), (175, 114437), (317, 63175), (361, 55475), (475, 42161), (665, 30115), (1585, 12635), (1805, 11095), (2219, 9025), (2527, 7925), (3325, 6023)]