4005220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8707}}^1$

素因数の和:8739

約数の個数: 24

約数和(自身を含む): 8777664

約数和(自身を除く): 4772444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 8707, 17414, 34828, 43535, 87070, 174140, 200261, 400522, 801044, 1001305, 2002610, 4005220]

約数ペア:

[(1, 4005220), (2, 2002610), (4, 1001305), (5, 801044), (10, 400522), (20, 200261), (23, 174140), (46, 87070), (92, 43535), (115, 34828), (230, 17414), (460, 8707)]