2453990

素因数分解:

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

素因数の和:3212

約数の個数: 32

約数和(自身を含む): 5508864

約数和(自身を除く): 3054874

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 3187, 6374, 15935, 22309, 31870, 35057, 44618, 70114, 111545, 175285, 223090, 245399, 350570, 490798, 1226995, 2453990]

約数ペア:

[(1, 2453990), (2, 1226995), (5, 490798), (7, 350570), (10, 245399), (11, 223090), (14, 175285), (22, 111545), (35, 70114), (55, 44618), (70, 35057), (77, 31870), (110, 22309), (154, 15935), (385, 6374), (770, 3187)]