20071475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 26717040

約数和(自身を除く): 6645565

約数列:

[1, 5, 17, 25, 83, 85, 415, 425, 569, 1411, 2075, 2845, 7055, 9673, 14225, 35275, 47227, 48365, 236135, 241825, 802859, 1180675, 4014295, 20071475]

約数ペア:

[(1, 20071475), (5, 4014295), (17, 1180675), (25, 802859), (83, 241825), (85, 236135), (415, 48365), (425, 47227), (569, 35275), (1411, 14225), (2075, 9673), (2845, 7055)]