207899410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{4787}}^1$

素因数の和:4938

約数の個数: 32

約数和(自身を含む): 386793792

約数和(自身を除く): 178894382

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 1010, 4343, 4787, 8686, 9574, 21715, 23935, 43430, 47870, 205841, 411682, 483487, 966974, 1029205, 2058410, 2417435, 4834870, 20789941, 41579882, 103949705, 207899410]

約数ペア:

[(1, 207899410), (2, 103949705), (5, 41579882), (10, 20789941), (43, 4834870), (86, 2417435), (101, 2058410), (202, 1029205), (215, 966974), (430, 483487), (505, 411682), (1010, 205841), (4343, 47870), (4787, 43430), (8686, 23935), (9574, 21715)]