42276580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20929}}^1$

素因数の和:21039

約数の個数: 24

約数和(自身を含む): 89664120

約数和(自身を除く): 47387540

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 20929, 41858, 83716, 104645, 209290, 418580, 2113829, 4227658, 8455316, 10569145, 21138290, 42276580]

約数ペア:

[(1, 42276580), (2, 21138290), (4, 10569145), (5, 8455316), (10, 4227658), (20, 2113829), (101, 418580), (202, 209290), (404, 104645), (505, 83716), (1010, 41858), (2020, 20929)]