4433720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 10044000

約数和(自身を除く): 5610280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 557, 796, 995, 1114, 1592, 1990, 2228, 2785, 3980, 4456, 5570, 7960, 11140, 22280, 110843, 221686, 443372, 554215, 886744, 1108430, 2216860, 4433720]

約数ペア:

[(1, 4433720), (2, 2216860), (4, 1108430), (5, 886744), (8, 554215), (10, 443372), (20, 221686), (40, 110843), (199, 22280), (398, 11140), (557, 7960), (796, 5570), (995, 4456), (1114, 3980), (1592, 2785), (1990, 2228)]