219593560

素因数分解:

$2^3\times 5^1\times {\mathrm{1759}}^1\times {\mathrm{3121}}^1$

素因数の和:4891

約数の個数: 32

約数和(自身を含む): 494524800

約数和(自身を除く): 274931240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1759, 3121, 3518, 6242, 7036, 8795, 12484, 14072, 15605, 17590, 24968, 31210, 35180, 62420, 70360, 124840, 5489839, 10979678, 21959356, 27449195, 43918712, 54898390, 109796780, 219593560]

約数ペア:

[(1, 219593560), (2, 109796780), (4, 54898390), (5, 43918712), (8, 27449195), (10, 21959356), (20, 10979678), (40, 5489839), (1759, 124840), (3121, 70360), (3518, 62420), (6242, 35180), (7036, 31210), (8795, 24968), (12484, 17590), (14072, 15605)]