8442280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2741}}^1$

素因数の和:2770

約数の個数: 64

約数和(自身を含む): 23690880

約数和(自身を除く): 15248600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 2741, 3080, 5482, 10964, 13705, 19187, 21928, 27410, 30151, 38374, 54820, 60302, 76748, 95935, 109640, 120604, 150755, 153496, 191870, 211057, 241208, 301510, 383740, 422114, 603020, 767480, 844228, 1055285, 1206040, 1688456, 2110570, 4221140, 8442280]

約数ペア:

[(1, 8442280), (2, 4221140), (4, 2110570), (5, 1688456), (7, 1206040), (8, 1055285), (10, 844228), (11, 767480), (14, 603020), (20, 422114), (22, 383740), (28, 301510), (35, 241208), (40, 211057), (44, 191870), (55, 153496), (56, 150755), (70, 120604), (77, 109640), (88, 95935), (110, 76748), (140, 60302), (154, 54820), (220, 38374), (280, 30151), (308, 27410), (385, 21928), (440, 19187), (616, 13705), (770, 10964), (1540, 5482), (2741, 3080)]