2009403910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{407587}}^1$

素因数の和:407640

約数の個数: 32

約数和(自身を含む): 3961755360

約数和(自身を除く): 1952351450

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 407587, 815174, 2037935, 4075870, 6928979, 11820023, 13857958, 23640046, 34644895, 59100115, 69289790, 118200230, 200940391, 401880782, 1004701955, 2009403910]

約数ペア:

[(1, 2009403910), (2, 1004701955), (5, 401880782), (10, 200940391), (17, 118200230), (29, 69289790), (34, 59100115), (58, 34644895), (85, 23640046), (145, 13857958), (170, 11820023), (290, 6928979), (493, 4075870), (986, 2037935), (2465, 815174), (4930, 407587)]