1729145660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{1747}}^1$

素因数の和:2187

約数の個数: 72

約数和(自身を含む): 4003374480

約数和(自身を除く): 2274228820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 409, 484, 605, 818, 1210, 1636, 1747, 2045, 2420, 3494, 4090, 4499, 6988, 8180, 8735, 8998, 17470, 17996, 19217, 22495, 34940, 38434, 44990, 49489, 76868, 89980, 96085, 98978, 192170, 197956, 211387, 247445, 384340, 422774, 494890, 714523, 845548, 989780, 1056935, 1429046, 2113870, 2858092, 3572615, 4227740, 7145230, 7859753, 14290460, 15719506, 31439012, 39298765, 78597530, 86457283, 157195060, 172914566, 345829132, 432286415, 864572830, 1729145660]

約数ペア:

[(1, 1729145660), (2, 864572830), (4, 432286415), (5, 345829132), (10, 172914566), (11, 157195060), (20, 86457283), (22, 78597530), (44, 39298765), (55, 31439012), (110, 15719506), (121, 14290460), (220, 7859753), (242, 7145230), (409, 4227740), (484, 3572615), (605, 2858092), (818, 2113870), (1210, 1429046), (1636, 1056935), (1747, 989780), (2045, 845548), (2420, 714523), (3494, 494890), (4090, 422774), (4499, 384340), (6988, 247445), (8180, 211387), (8735, 197956), (8998, 192170), (17470, 98978), (17996, 96085), (19217, 89980), (22495, 76868), (34940, 49489), (38434, 44990)]