40233820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 92736000

約数和(自身を除く): 52502180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 919, 995, 1838, 1990, 2189, 3676, 3980, 4378, 4595, 8756, 9190, 10109, 10945, 18380, 20218, 21890, 40436, 43780, 50545, 101090, 182881, 202180, 365762, 731524, 914405, 1828810, 2011691, 3657620, 4023382, 8046764, 10058455, 20116910, 40233820]

約数ペア:

[(1, 40233820), (2, 20116910), (4, 10058455), (5, 8046764), (10, 4023382), (11, 3657620), (20, 2011691), (22, 1828810), (44, 914405), (55, 731524), (110, 365762), (199, 202180), (220, 182881), (398, 101090), (796, 50545), (919, 43780), (995, 40436), (1838, 21890), (1990, 20218), (2189, 18380), (3676, 10945), (3980, 10109), (4378, 9190), (4595, 8756)]