1963480

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 4458240

約数和(自身を除く): 2494760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 257, 382, 514, 764, 955, 1028, 1285, 1528, 1910, 2056, 2570, 3820, 5140, 7640, 10280, 49087, 98174, 196348, 245435, 392696, 490870, 981740, 1963480]

約数ペア:

[(1, 1963480), (2, 981740), (4, 490870), (5, 392696), (8, 245435), (10, 196348), (20, 98174), (40, 49087), (191, 10280), (257, 7640), (382, 5140), (514, 3820), (764, 2570), (955, 2056), (1028, 1910), (1285, 1528)]