8801680

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{409}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 20590200

約数和(自身を除く): 11788520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 409, 538, 818, 1076, 1345, 1636, 2045, 2152, 2690, 3272, 4090, 4304, 5380, 6544, 8180, 10760, 16360, 21520, 32720, 110021, 220042, 440084, 550105, 880168, 1100210, 1760336, 2200420, 4400840, 8801680]

約数ペア:

[(1, 8801680), (2, 4400840), (4, 2200420), (5, 1760336), (8, 1100210), (10, 880168), (16, 550105), (20, 440084), (40, 220042), (80, 110021), (269, 32720), (409, 21520), (538, 16360), (818, 10760), (1076, 8180), (1345, 6544), (1636, 5380), (2045, 4304), (2152, 4090), (2690, 3272)]