201764380

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{21061}}^1$

素因数の和:21549

約数の個数: 24

約数和(自身を含む): 424609920

約数和(自身を除く): 222845540

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 21061, 42122, 84244, 105305, 210610, 421220, 10088219, 20176438, 40352876, 50441095, 100882190, 201764380]

約数ペア:

[(1, 201764380), (2, 100882190), (4, 50441095), (5, 40352876), (10, 20176438), (20, 10088219), (479, 421220), (958, 210610), (1916, 105305), (2395, 84244), (4790, 42122), (9580, 21061)]