9719120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3963

約数の個数: 40

約数和(自身を含む): 23331840

約数和(自身を除く): 13612720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3919, 7838, 15676, 19595, 31352, 39190, 62704, 78380, 121489, 156760, 242978, 313520, 485956, 607445, 971912, 1214890, 1943824, 2429780, 4859560, 9719120]

約数ペア:

[(1, 9719120), (2, 4859560), (4, 2429780), (5, 1943824), (8, 1214890), (10, 971912), (16, 607445), (20, 485956), (31, 313520), (40, 242978), (62, 156760), (80, 121489), (124, 78380), (155, 62704), (248, 39190), (310, 31352), (496, 19595), (620, 15676), (1240, 7838), (2480, 3919)]