71662180

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{33487}}^1$

素因数の和:33603

約数の個数: 24

約数和(自身を含む): 151901568

約数和(自身を除く): 80239388

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 33487, 66974, 133948, 167435, 334870, 669740, 3583109, 7166218, 14332436, 17915545, 35831090, 71662180]

約数ペア:

[(1, 71662180), (2, 35831090), (4, 17915545), (5, 14332436), (10, 7166218), (20, 3583109), (107, 669740), (214, 334870), (428, 167435), (535, 133948), (1070, 66974), (2140, 33487)]