2040115

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 3110832

約数和(自身を除く): 1070717

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 757, 2695, 3785, 5299, 8327, 26495, 37093, 41635, 58289, 185465, 291445, 408023, 2040115]

約数ペア:

[(1, 2040115), (5, 408023), (7, 291445), (11, 185465), (35, 58289), (49, 41635), (55, 37093), (77, 26495), (245, 8327), (385, 5299), (539, 3785), (757, 2695)]