28010680

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2281}}^1$

素因数の和:2599

約数の個数: 32

約数和(自身を含む): 63257040

約数和(自身を除く): 35246360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2281, 2456, 3070, 4562, 6140, 9124, 11405, 12280, 18248, 22810, 45620, 91240, 700267, 1400534, 2801068, 3501335, 5602136, 7002670, 14005340, 28010680]

約数ペア:

[(1, 28010680), (2, 14005340), (4, 7002670), (5, 5602136), (8, 3501335), (10, 2801068), (20, 1400534), (40, 700267), (307, 91240), (614, 45620), (1228, 22810), (1535, 18248), (2281, 12280), (2456, 11405), (3070, 9124), (4562, 6140)]