28060920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3389}}^1$

素因数の和:3429

約数の個数: 96

約数和(自身を含む): 95191200

約数和(自身を除く): 67130280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 3389, 4140, 6778, 8280, 10167, 13556, 16945, 20334, 27112, 30501, 33890, 40668, 50835, 61002, 67780, 77947, 81336, 101670, 122004, 135560, 152505, 155894, 203340, 233841, 244008, 305010, 311788, 389735, 406680, 467682, 610020, 623576, 701523, 779470, 935364, 1169205, 1220040, 1403046, 1558940, 1870728, 2338410, 2806092, 3117880, 3507615, 4676820, 5612184, 7015230, 9353640, 14030460, 28060920]

約数ペア:

[(1, 28060920), (2, 14030460), (3, 9353640), (4, 7015230), (5, 5612184), (6, 4676820), (8, 3507615), (9, 3117880), (10, 2806092), (12, 2338410), (15, 1870728), (18, 1558940), (20, 1403046), (23, 1220040), (24, 1169205), (30, 935364), (36, 779470), (40, 701523), (45, 623576), (46, 610020), (60, 467682), (69, 406680), (72, 389735), (90, 311788), (92, 305010), (115, 244008), (120, 233841), (138, 203340), (180, 155894), (184, 152505), (207, 135560), (230, 122004), (276, 101670), (345, 81336), (360, 77947), (414, 67780), (460, 61002), (552, 50835), (690, 40668), (828, 33890), (920, 30501), (1035, 27112), (1380, 20334), (1656, 16945), (2070, 13556), (2760, 10167), (3389, 8280), (4140, 6778)]