1728497980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2803}}^2$

素因数の和:5626

約数の個数: 36

約数和(自身を含む): 3961244952

約数和(自身を除く): 2232746972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2803, 5606, 11212, 14015, 28030, 30833, 56060, 61666, 123332, 154165, 308330, 616660, 7856809, 15713618, 31427236, 39284045, 78568090, 86424899, 157136180, 172849798, 345699596, 432124495, 864248990, 1728497980]

約数ペア:

[(1, 1728497980), (2, 864248990), (4, 432124495), (5, 345699596), (10, 172849798), (11, 157136180), (20, 86424899), (22, 78568090), (44, 39284045), (55, 31427236), (110, 15713618), (220, 7856809), (2803, 616660), (5606, 308330), (11212, 154165), (14015, 123332), (28030, 61666), (30833, 56060)]