39682880

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:747

約数の個数: 56

約数和(自身を含む): 95051880

約数和(自身を除く): 55369000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 461, 538, 922, 1076, 1345, 1844, 2152, 2305, 2690, 3688, 4304, 4610, 5380, 7376, 8608, 9220, 10760, 14752, 17216, 18440, 21520, 29504, 36880, 43040, 73760, 86080, 124009, 147520, 248018, 496036, 620045, 992072, 1240090, 1984144, 2480180, 3968288, 4960360, 7936576, 9920720, 19841440, 39682880]

約数ペア:

[(1, 39682880), (2, 19841440), (4, 9920720), (5, 7936576), (8, 4960360), (10, 3968288), (16, 2480180), (20, 1984144), (32, 1240090), (40, 992072), (64, 620045), (80, 496036), (160, 248018), (269, 147520), (320, 124009), (461, 86080), (538, 73760), (922, 43040), (1076, 36880), (1345, 29504), (1844, 21520), (2152, 18440), (2305, 17216), (2690, 14752), (3688, 10760), (4304, 9220), (4610, 8608), (5380, 7376)]