2867980

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 6062112

約数和(自身を除く): 3194132

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 743, 772, 965, 1486, 1930, 2972, 3715, 3860, 7430, 14860, 143399, 286798, 573596, 716995, 1433990, 2867980]

約数ペア:

[(1, 2867980), (2, 1433990), (4, 716995), (5, 573596), (10, 286798), (20, 143399), (193, 14860), (386, 7430), (743, 3860), (772, 3715), (965, 2972), (1486, 1930)]