20596180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5507}}^1$

素因数の和:5544

約数の個数: 48

約数和(自身を含む): 49968576

約数和(自身を除く): 29372396

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5507, 11014, 22028, 27535, 55070, 60577, 93619, 110140, 121154, 187238, 242308, 302885, 374476, 468095, 605770, 936190, 1029809, 1211540, 1872380, 2059618, 4119236, 5149045, 10298090, 20596180]

約数ペア:

[(1, 20596180), (2, 10298090), (4, 5149045), (5, 4119236), (10, 2059618), (11, 1872380), (17, 1211540), (20, 1029809), (22, 936190), (34, 605770), (44, 468095), (55, 374476), (68, 302885), (85, 242308), (110, 187238), (170, 121154), (187, 110140), (220, 93619), (340, 60577), (374, 55070), (748, 27535), (935, 22028), (1870, 11014), (3740, 5507)]