20100010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2843}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 41772672

約数和(自身を除く): 21672662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 2843, 3535, 5686, 7070, 14215, 19901, 28430, 39802, 99505, 199010, 287143, 574286, 1435715, 2010001, 2871430, 4020002, 10050005, 20100010]

約数ペア:

[(1, 20100010), (2, 10050005), (5, 4020002), (7, 2871430), (10, 2010001), (14, 1435715), (35, 574286), (70, 287143), (101, 199010), (202, 99505), (505, 39802), (707, 28430), (1010, 19901), (1414, 14215), (2843, 7070), (3535, 5686)]