320048272

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{709}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 629926200

約数和(自身を除く): 309877928

約数列:

[1, 2, 4, 8, 16, 89, 178, 317, 356, 634, 709, 712, 1268, 1418, 1424, 2536, 2836, 5072, 5672, 11344, 28213, 56426, 63101, 112852, 126202, 224753, 225704, 252404, 449506, 451408, 504808, 899012, 1009616, 1798024, 3596048, 20003017, 40006034, 80012068, 160024136, 320048272]

約数ペア:

[(1, 320048272), (2, 160024136), (4, 80012068), (8, 40006034), (16, 20003017), (89, 3596048), (178, 1798024), (317, 1009616), (356, 899012), (634, 504808), (709, 451408), (712, 449506), (1268, 252404), (1418, 225704), (1424, 224753), (2536, 126202), (2836, 112852), (5072, 63101), (5672, 56426), (11344, 28213)]