2000449060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1266107}}^1$

素因数の和:1266195

約数の個数: 24

約数和(自身を含む): 4254122880

約数和(自身を除く): 2253673820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1266107, 2532214, 5064428, 6330535, 12661070, 25322140, 100022453, 200044906, 400089812, 500112265, 1000224530, 2000449060]

約数ペア:

[(1, 2000449060), (2, 1000224530), (4, 500112265), (5, 400089812), (10, 200044906), (20, 100022453), (79, 25322140), (158, 12661070), (316, 6330535), (395, 5064428), (790, 2532214), (1580, 1266107)]