4720280

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{593}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 10692000

約数和(自身を除く): 5971720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 593, 796, 995, 1186, 1592, 1990, 2372, 2965, 3980, 4744, 5930, 7960, 11860, 23720, 118007, 236014, 472028, 590035, 944056, 1180070, 2360140, 4720280]

約数ペア:

[(1, 4720280), (2, 2360140), (4, 1180070), (5, 944056), (8, 590035), (10, 472028), (20, 236014), (40, 118007), (199, 23720), (398, 11860), (593, 7960), (796, 5930), (995, 4744), (1186, 3980), (1592, 2965), (1990, 2372)]