2012945240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1170317}}^1$

素因数の和:1170371

約数の個数: 32

約数和(自身を含む): 4634459280

約数和(自身を除く): 2621514040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1170317, 2340634, 4681268, 5851585, 9362536, 11703170, 23406340, 46812680, 50323631, 100647262, 201294524, 251618155, 402589048, 503236310, 1006472620, 2012945240]

約数ペア:

[(1, 2012945240), (2, 1006472620), (4, 503236310), (5, 402589048), (8, 251618155), (10, 201294524), (20, 100647262), (40, 50323631), (43, 46812680), (86, 23406340), (172, 11703170), (215, 9362536), (344, 5851585), (430, 4681268), (860, 2340634), (1720, 1170317)]