2920780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3947}}^1$

素因数の和:3993

約数の個数: 24

約数和(自身を含む): 6301008

約数和(自身を除く): 3380228

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3947, 7894, 15788, 19735, 39470, 78940, 146039, 292078, 584156, 730195, 1460390, 2920780]

約数ペア:

[(1, 2920780), (2, 1460390), (4, 730195), (5, 584156), (10, 292078), (20, 146039), (37, 78940), (74, 39470), (148, 19735), (185, 15788), (370, 7894), (740, 3947)]