2017568740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{398729}}^1$

素因数の和:398772

約数の個数: 48

約数和(自身を含む): 4823038080

約数和(自身を除く): 2805469340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 398729, 797458, 1594916, 1993645, 3987290, 4386019, 7974580, 8772038, 9170767, 17544076, 18341534, 21930095, 36683068, 43860190, 45853835, 87720380, 91707670, 100878437, 183415340, 201756874, 403513748, 504392185, 1008784370, 2017568740]

約数ペア:

[(1, 2017568740), (2, 1008784370), (4, 504392185), (5, 403513748), (10, 201756874), (11, 183415340), (20, 100878437), (22, 91707670), (23, 87720380), (44, 45853835), (46, 43860190), (55, 36683068), (92, 21930095), (110, 18341534), (115, 17544076), (220, 9170767), (230, 8772038), (253, 7974580), (460, 4386019), (506, 3987290), (1012, 1993645), (1265, 1594916), (2530, 797458), (5060, 398729)]