2109121660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{56911}}^1$

素因数の和:57046

約数の個数: 48

約数和(自身を含む): 4732801920

約数和(自身を除く): 2623680260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 7412, 9265, 18530, 37060, 56911, 113822, 227644, 284555, 569110, 967487, 1138220, 1934974, 3869948, 4837435, 6203299, 9674870, 12406598, 19349740, 24813196, 31016495, 62032990, 105456083, 124065980, 210912166, 421824332, 527280415, 1054560830, 2109121660]

約数ペア:

[(1, 2109121660), (2, 1054560830), (4, 527280415), (5, 421824332), (10, 210912166), (17, 124065980), (20, 105456083), (34, 62032990), (68, 31016495), (85, 24813196), (109, 19349740), (170, 12406598), (218, 9674870), (340, 6203299), (436, 4837435), (545, 3869948), (1090, 1934974), (1853, 1138220), (2180, 967487), (3706, 569110), (7412, 284555), (9265, 227644), (18530, 113822), (37060, 56911)]