1019960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 2352240

約数和(自身を除く): 1332280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 593, 860, 1186, 1720, 2372, 2965, 4744, 5930, 11860, 23720, 25499, 50998, 101996, 127495, 203992, 254990, 509980, 1019960]

約数ペア:

[(1, 1019960), (2, 509980), (4, 254990), (5, 203992), (8, 127495), (10, 101996), (20, 50998), (40, 25499), (43, 23720), (86, 11860), (172, 5930), (215, 4744), (344, 2965), (430, 2372), (593, 1720), (860, 1186)]