2012194780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1273541}}^1$

素因数の和:1273629

約数の個数: 24

約数和(自身を含む): 4279101120

約数和(自身を除く): 2266906340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1273541, 2547082, 5094164, 6367705, 12735410, 25470820, 100609739, 201219478, 402438956, 503048695, 1006097390, 2012194780]

約数ペア:

[(1, 2012194780), (2, 1006097390), (4, 503048695), (5, 402438956), (10, 201219478), (20, 100609739), (79, 25470820), (158, 12735410), (316, 6367705), (395, 5094164), (790, 2547082), (1580, 1273541)]