487993880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{3919}}^1$

素因数の和:4224

約数の個数: 64

約数和(自身を含む): 1202342400

約数和(自身を除く): 714348520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 283, 440, 566, 1132, 1415, 2264, 2830, 3113, 3919, 5660, 6226, 7838, 11320, 12452, 15565, 15676, 19595, 24904, 31130, 31352, 39190, 43109, 62260, 78380, 86218, 124520, 156760, 172436, 215545, 344872, 431090, 862180, 1109077, 1724360, 2218154, 4436308, 5545385, 8872616, 11090770, 12199847, 22181540, 24399694, 44363080, 48799388, 60999235, 97598776, 121998470, 243996940, 487993880]

約数ペア:

[(1, 487993880), (2, 243996940), (4, 121998470), (5, 97598776), (8, 60999235), (10, 48799388), (11, 44363080), (20, 24399694), (22, 22181540), (40, 12199847), (44, 11090770), (55, 8872616), (88, 5545385), (110, 4436308), (220, 2218154), (283, 1724360), (440, 1109077), (566, 862180), (1132, 431090), (1415, 344872), (2264, 215545), (2830, 172436), (3113, 156760), (3919, 124520), (5660, 86218), (6226, 78380), (7838, 62260), (11320, 43109), (12452, 39190), (15565, 31352), (15676, 31130), (19595, 24904)]