4554280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2777}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 10500840

約数和(自身を除く): 5946560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2777, 5554, 11108, 13885, 22216, 27770, 55540, 111080, 113857, 227714, 455428, 569285, 910856, 1138570, 2277140, 4554280]

約数ペア:

[(1, 4554280), (2, 2277140), (4, 1138570), (5, 910856), (8, 569285), (10, 455428), (20, 227714), (40, 113857), (41, 111080), (82, 55540), (164, 27770), (205, 22216), (328, 13885), (410, 11108), (820, 5554), (1640, 2777)]