9821680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11161}}^1$

素因数の和:11185

約数の個数: 40

約数和(自身を含む): 24913584

約数和(自身を除く): 15091904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 11161, 22322, 44644, 55805, 89288, 111610, 122771, 178576, 223220, 245542, 446440, 491084, 613855, 892880, 982168, 1227710, 1964336, 2455420, 4910840, 9821680]

約数ペア:

[(1, 9821680), (2, 4910840), (4, 2455420), (5, 1964336), (8, 1227710), (10, 982168), (11, 892880), (16, 613855), (20, 491084), (22, 446440), (40, 245542), (44, 223220), (55, 178576), (80, 122771), (88, 111610), (110, 89288), (176, 55805), (220, 44644), (440, 22322), (880, 11161)]