2168180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 5515776

約数和(自身を除く): 3347596

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 911, 1190, 1822, 2380, 3644, 4555, 6377, 9110, 12754, 15487, 18220, 25508, 30974, 31885, 61948, 63770, 77435, 108409, 127540, 154870, 216818, 309740, 433636, 542045, 1084090, 2168180]

約数ペア:

[(1, 2168180), (2, 1084090), (4, 542045), (5, 433636), (7, 309740), (10, 216818), (14, 154870), (17, 127540), (20, 108409), (28, 77435), (34, 63770), (35, 61948), (68, 31885), (70, 30974), (85, 25508), (119, 18220), (140, 15487), (170, 12754), (238, 9110), (340, 6377), (476, 4555), (595, 3644), (911, 2380), (1190, 1822)]