2680452490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{9221}}^1$

素因数の和:9978

約数の個数: 32

約数和(自身を含む): 4950000720

約数和(自身を除く): 2269548230

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 709, 1418, 3545, 7090, 9221, 18442, 29069, 46105, 58138, 92210, 145345, 290690, 378061, 756122, 1890305, 3780610, 6537689, 13075378, 32688445, 65376890, 268045249, 536090498, 1340226245, 2680452490]

約数ペア:

[(1, 2680452490), (2, 1340226245), (5, 536090498), (10, 268045249), (41, 65376890), (82, 32688445), (205, 13075378), (410, 6537689), (709, 3780610), (1418, 1890305), (3545, 756122), (7090, 378061), (9221, 290690), (18442, 145345), (29069, 92210), (46105, 58138)]