2895080

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 6569640

約数和(自身を除く): 3674560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 461, 628, 785, 922, 1256, 1570, 1844, 2305, 3140, 3688, 4610, 6280, 9220, 18440, 72377, 144754, 289508, 361885, 579016, 723770, 1447540, 2895080]

約数ペア:

[(1, 2895080), (2, 1447540), (4, 723770), (5, 579016), (8, 361885), (10, 289508), (20, 144754), (40, 72377), (157, 18440), (314, 9220), (461, 6280), (628, 4610), (785, 3688), (922, 3140), (1256, 2305), (1570, 1844)]