2185053620

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{170441}}^1$

素因数の和:171091

約数の個数: 24

約数和(自身を含む): 4595798088

約数和(自身を除く): 2410744468

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 170441, 340882, 681764, 852205, 1704410, 3408820, 109252681, 218505362, 437010724, 546263405, 1092526810, 2185053620]

約数ペア:

[(1, 2185053620), (2, 1092526810), (4, 546263405), (5, 437010724), (10, 218505362), (20, 109252681), (641, 3408820), (1282, 1704410), (2564, 852205), (3205, 681764), (6410, 340882), (12820, 170441)]