28600280

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3593}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 64692000

約数和(自身を除く): 36091720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3593, 3980, 7186, 7960, 14372, 17965, 28744, 35930, 71860, 143720, 715007, 1430014, 2860028, 3575035, 5720056, 7150070, 14300140, 28600280]

約数ペア:

[(1, 28600280), (2, 14300140), (4, 7150070), (5, 5720056), (8, 3575035), (10, 2860028), (20, 1430014), (40, 715007), (199, 143720), (398, 71860), (796, 35930), (995, 28744), (1592, 17965), (1990, 14372), (3593, 7960), (3980, 7186)]