7904140

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1741}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 16681392

約数和(自身を除く): 8777252

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 1741, 2270, 3482, 4540, 6964, 8705, 17410, 34820, 395207, 790414, 1580828, 1976035, 3952070, 7904140]

約数ペア:

[(1, 7904140), (2, 3952070), (4, 1976035), (5, 1580828), (10, 790414), (20, 395207), (227, 34820), (454, 17410), (908, 8705), (1135, 6964), (1741, 4540), (2270, 3482)]