490055260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1441339}}^1$

素因数の和:1441365

約数の個数: 24

約数和(自身を含む): 1089653040

約数和(自身を除く): 599597780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1441339, 2882678, 5765356, 7206695, 14413390, 24502763, 28826780, 49005526, 98011052, 122513815, 245027630, 490055260]

約数ペア:

[(1, 490055260), (2, 245027630), (4, 122513815), (5, 98011052), (10, 49005526), (17, 28826780), (20, 24502763), (34, 14413390), (68, 7206695), (85, 5765356), (170, 2882678), (340, 1441339)]