2021075980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{69073}}^1$

素因数の和:69119

約数の個数: 96

約数和(自身を含む): 5570127360

約数和(自身を除く): 3549051380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 665, 770, 836, 1045, 1330, 1463, 1540, 2090, 2660, 2926, 4180, 5852, 7315, 14630, 29260, 69073, 138146, 276292, 345365, 483511, 690730, 759803, 967022, 1312387, 1381460, 1519606, 1934044, 2417555, 2624774, 3039212, 3799015, 4835110, 5249548, 5318621, 6561935, 7598030, 9186709, 9670220, 10637242, 13123870, 14436257, 15196060, 18373418, 21274484, 26247740, 26593105, 28872514, 36746836, 45933545, 53186210, 57745028, 72181285, 91867090, 101053799, 106372420, 144362570, 183734180, 202107598, 288725140, 404215196, 505268995, 1010537990, 2021075980]

約数ペア:

[(1, 2021075980), (2, 1010537990), (4, 505268995), (5, 404215196), (7, 288725140), (10, 202107598), (11, 183734180), (14, 144362570), (19, 106372420), (20, 101053799), (22, 91867090), (28, 72181285), (35, 57745028), (38, 53186210), (44, 45933545), (55, 36746836), (70, 28872514), (76, 26593105), (77, 26247740), (95, 21274484), (110, 18373418), (133, 15196060), (140, 14436257), (154, 13123870), (190, 10637242), (209, 9670220), (220, 9186709), (266, 7598030), (308, 6561935), (380, 5318621), (385, 5249548), (418, 4835110), (532, 3799015), (665, 3039212), (770, 2624774), (836, 2417555), (1045, 1934044), (1330, 1519606), (1463, 1381460), (1540, 1312387), (2090, 967022), (2660, 759803), (2926, 690730), (4180, 483511), (5852, 345365), (7315, 276292), (14630, 138146), (29260, 69073)]