26316040

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2143}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 59431680

約数和(自身を除く): 33115640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2143, 2456, 3070, 4286, 6140, 8572, 10715, 12280, 17144, 21430, 42860, 85720, 657901, 1315802, 2631604, 3289505, 5263208, 6579010, 13158020, 26316040]

約数ペア:

[(1, 26316040), (2, 13158020), (4, 6579010), (5, 5263208), (8, 3289505), (10, 2631604), (20, 1315802), (40, 657901), (307, 85720), (614, 42860), (1228, 21430), (1535, 17144), (2143, 12280), (2456, 10715), (3070, 8572), (4286, 6140)]