30638600

素因数分解:

$2^3\times 5^2\times {\mathrm{307}}^1\times {\mathrm{499}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 71610000

約数和(自身を除く): 40971400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 307, 499, 614, 998, 1228, 1535, 1996, 2456, 2495, 3070, 3992, 4990, 6140, 7675, 9980, 12280, 12475, 15350, 19960, 24950, 30700, 49900, 61400, 99800, 153193, 306386, 612772, 765965, 1225544, 1531930, 3063860, 3829825, 6127720, 7659650, 15319300, 30638600]

約数ペア:

[(1, 30638600), (2, 15319300), (4, 7659650), (5, 6127720), (8, 3829825), (10, 3063860), (20, 1531930), (25, 1225544), (40, 765965), (50, 612772), (100, 306386), (200, 153193), (307, 99800), (499, 61400), (614, 49900), (998, 30700), (1228, 24950), (1535, 19960), (1996, 15350), (2456, 12475), (2495, 12280), (3070, 9980), (3992, 7675), (4990, 6140)]