4785640

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 10843560

約数和(自身を除く): 6057920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 661, 724, 905, 1322, 1448, 1810, 2644, 3305, 3620, 5288, 6610, 7240, 13220, 26440, 119641, 239282, 478564, 598205, 957128, 1196410, 2392820, 4785640]

約数ペア:

[(1, 4785640), (2, 2392820), (4, 1196410), (5, 957128), (8, 598205), (10, 478564), (20, 239282), (40, 119641), (181, 26440), (362, 13220), (661, 7240), (724, 6610), (905, 5288), (1322, 3620), (1448, 3305), (1810, 2644)]