42271220

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{2011}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 88898208

約数和(自身を除く): 46626988

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2011, 2102, 4022, 4204, 5255, 8044, 10055, 10510, 20110, 21020, 40220, 2113561, 4227122, 8454244, 10567805, 21135610, 42271220]

約数ペア:

[(1, 42271220), (2, 21135610), (4, 10567805), (5, 8454244), (10, 4227122), (20, 2113561), (1051, 40220), (2011, 21020), (2102, 20110), (4022, 10510), (4204, 10055), (5255, 8044)]