1764020

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 3731784

約数和(自身を除く): 1967764

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 457, 772, 914, 965, 1828, 1930, 2285, 3860, 4570, 9140, 88201, 176402, 352804, 441005, 882010, 1764020]

約数ペア:

[(1, 1764020), (2, 882010), (4, 441005), (5, 352804), (10, 176402), (20, 88201), (193, 9140), (386, 4570), (457, 3860), (772, 2285), (914, 1930), (965, 1828)]