2017467560

素因数分解:

$2^3\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{22709}}^1$

素因数の和:24941

約数の個数: 32

約数和(自身を含む): 4541545800

約数和(自身を除く): 2524078240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2221, 4442, 8884, 11105, 17768, 22210, 22709, 44420, 45418, 88840, 90836, 113545, 181672, 227090, 454180, 908360, 50436689, 100873378, 201746756, 252183445, 403493512, 504366890, 1008733780, 2017467560]

約数ペア:

[(1, 2017467560), (2, 1008733780), (4, 504366890), (5, 403493512), (8, 252183445), (10, 201746756), (20, 100873378), (40, 50436689), (2221, 908360), (4442, 454180), (8884, 227090), (11105, 181672), (17768, 113545), (22210, 90836), (22709, 88840), (44420, 45418)]