996260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 2115960

約数和(自身を除く): 1119700

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 457, 545, 914, 1090, 1828, 2180, 2285, 4570, 9140, 49813, 99626, 199252, 249065, 498130, 996260]

約数ペア:

[(1, 996260), (2, 498130), (4, 249065), (5, 199252), (10, 99626), (20, 49813), (109, 9140), (218, 4570), (436, 2285), (457, 2180), (545, 1828), (914, 1090)]