980766740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{10973}}^1$

素因数の和:11132

約数の個数: 48

約数和(自身を含む): 2129394960

約数和(自身を除く): 1148628220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 820, 1090, 2180, 4469, 8938, 10973, 17876, 21946, 22345, 43892, 44690, 54865, 89380, 109730, 219460, 449893, 899786, 1196057, 1799572, 2249465, 2392114, 4498930, 4784228, 5980285, 8997860, 11960570, 23921140, 49038337, 98076674, 196153348, 245191685, 490383370, 980766740]

約数ペア:

[(1, 980766740), (2, 490383370), (4, 245191685), (5, 196153348), (10, 98076674), (20, 49038337), (41, 23921140), (82, 11960570), (109, 8997860), (164, 5980285), (205, 4784228), (218, 4498930), (410, 2392114), (436, 2249465), (545, 1799572), (820, 1196057), (1090, 899786), (2180, 449893), (4469, 219460), (8938, 109730), (10973, 89380), (17876, 54865), (21946, 44690), (22345, 43892)]