1292740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 2744280

約数和(自身を除く): 1451540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 593, 1090, 1186, 2180, 2372, 2965, 5930, 11860, 64637, 129274, 258548, 323185, 646370, 1292740]

約数ペア:

[(1, 1292740), (2, 646370), (4, 323185), (5, 258548), (10, 129274), (20, 64637), (109, 11860), (218, 5930), (436, 2965), (545, 2372), (593, 2180), (1090, 1186)]