2585480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 5880600

約数和(自身を除く): 3295120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 593, 872, 1090, 1186, 2180, 2372, 2965, 4360, 4744, 5930, 11860, 23720, 64637, 129274, 258548, 323185, 517096, 646370, 1292740, 2585480]

約数ペア:

[(1, 2585480), (2, 1292740), (4, 646370), (5, 517096), (8, 323185), (10, 258548), (20, 129274), (40, 64637), (109, 23720), (218, 11860), (436, 5930), (545, 4744), (593, 4360), (872, 2965), (1090, 2372), (1186, 2180)]