40318060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28393}}^1$

素因数の和:28473

約数の個数: 24

約数和(自身を含む): 85863456

約数和(自身を除く): 45545396

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 28393, 56786, 113572, 141965, 283930, 567860, 2015903, 4031806, 8063612, 10079515, 20159030, 40318060]

約数ペア:

[(1, 40318060), (2, 20159030), (4, 10079515), (5, 8063612), (10, 4031806), (20, 2015903), (71, 567860), (142, 283930), (284, 141965), (355, 113572), (710, 56786), (1420, 28393)]