8970820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4441}}^1$

素因数の和:4551

約数の個数: 24

約数和(自身を含む): 19029528

約数和(自身を除く): 10058708

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4441, 8882, 17764, 22205, 44410, 88820, 448541, 897082, 1794164, 2242705, 4485410, 8970820]

約数ペア:

[(1, 8970820), (2, 4485410), (4, 2242705), (5, 1794164), (10, 897082), (20, 448541), (101, 88820), (202, 44410), (404, 22205), (505, 17764), (1010, 8882), (2020, 4441)]