20102320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35897}}^1$

素因数の和:35917

約数の個数: 40

約数和(自身を含む): 53416224

約数和(自身を除く): 33313904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35897, 71794, 143588, 179485, 251279, 287176, 358970, 502558, 574352, 717940, 1005116, 1256395, 1435880, 2010232, 2512790, 2871760, 4020464, 5025580, 10051160, 20102320]

約数ペア:

[(1, 20102320), (2, 10051160), (4, 5025580), (5, 4020464), (7, 2871760), (8, 2512790), (10, 2010232), (14, 1435880), (16, 1256395), (20, 1005116), (28, 717940), (35, 574352), (40, 502558), (56, 358970), (70, 287176), (80, 251279), (112, 179485), (140, 143588), (280, 71794), (560, 35897)]