2011123340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{616909}}^1$

素因数の和:617081

約数の個数: 24

約数和(自身を含む): 4249276080

約数和(自身を除く): 2238152740

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 616909, 1233818, 2467636, 3084545, 6169090, 12338180, 100556167, 201112334, 402224668, 502780835, 1005561670, 2011123340]

約数ペア:

[(1, 2011123340), (2, 1005561670), (4, 502780835), (5, 402224668), (10, 201112334), (20, 100556167), (163, 12338180), (326, 6169090), (652, 3084545), (815, 2467636), (1630, 1233818), (3260, 616909)]