54987020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10867}}^1$

素因数の和:10910

約数の個数: 48

約数和(自身を含む): 131459328

約数和(自身を除く): 76472308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 10867, 21734, 43468, 54335, 108670, 119537, 217340, 239074, 249941, 478148, 499882, 597685, 999764, 1195370, 1249705, 2390740, 2499410, 2749351, 4998820, 5498702, 10997404, 13746755, 27493510, 54987020]

約数ペア:

[(1, 54987020), (2, 27493510), (4, 13746755), (5, 10997404), (10, 5498702), (11, 4998820), (20, 2749351), (22, 2499410), (23, 2390740), (44, 1249705), (46, 1195370), (55, 999764), (92, 597685), (110, 499882), (115, 478148), (220, 249941), (230, 239074), (253, 217340), (460, 119537), (506, 108670), (1012, 54335), (1265, 43468), (2530, 21734), (5060, 10867)]