4391090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 9192960

約数和(自身を除く): 4801870

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 191, 209, 242, 382, 418, 605, 955, 1045, 1210, 1910, 2090, 2101, 2299, 3629, 4202, 4598, 7258, 10505, 11495, 18145, 21010, 22990, 23111, 36290, 39919, 46222, 79838, 115555, 199595, 231110, 399190, 439109, 878218, 2195545, 4391090]

約数ペア:

[(1, 4391090), (2, 2195545), (5, 878218), (10, 439109), (11, 399190), (19, 231110), (22, 199595), (38, 115555), (55, 79838), (95, 46222), (110, 39919), (121, 36290), (190, 23111), (191, 22990), (209, 21010), (242, 18145), (382, 11495), (418, 10505), (605, 7258), (955, 4598), (1045, 4202), (1210, 3629), (1910, 2299), (2090, 2101)]