2972990

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1627

約数の個数: 16

約数和(自身を含む): 5380560

約数和(自身を除く): 2407570

約数列:

[1, 2, 5, 10, 211, 422, 1055, 1409, 2110, 2818, 7045, 14090, 297299, 594598, 1486495, 2972990]

約数ペア:

[(1, 2972990), (2, 1486495), (5, 594598), (10, 297299), (211, 14090), (422, 7045), (1055, 2818), (1409, 2110)]