4907980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3187}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 12854016

約数和(自身を除く): 7946036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 3187, 6374, 12748, 15935, 22309, 31870, 35057, 44618, 63740, 70114, 89236, 111545, 140228, 175285, 223090, 245399, 350570, 446180, 490798, 701140, 981596, 1226995, 2453990, 4907980]

約数ペア:

[(1, 4907980), (2, 2453990), (4, 1226995), (5, 981596), (7, 701140), (10, 490798), (11, 446180), (14, 350570), (20, 245399), (22, 223090), (28, 175285), (35, 140228), (44, 111545), (55, 89236), (70, 70114), (77, 63740), (110, 44618), (140, 35057), (154, 31870), (220, 22309), (308, 15935), (385, 12748), (770, 6374), (1540, 3187)]