19788960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41227}}^1$

素因数の和:41245

約数の個数: 48

約数和(自身を含む): 62336736

約数和(自身を除く): 42547776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41227, 82454, 123681, 164908, 206135, 247362, 329816, 412270, 494724, 618405, 659632, 824540, 989448, 1236810, 1319264, 1649080, 1978896, 2473620, 3298160, 3957792, 4947240, 6596320, 9894480, 19788960]

約数ペア:

[(1, 19788960), (2, 9894480), (3, 6596320), (4, 4947240), (5, 3957792), (6, 3298160), (8, 2473620), (10, 1978896), (12, 1649080), (15, 1319264), (16, 1236810), (20, 989448), (24, 824540), (30, 659632), (32, 618405), (40, 494724), (48, 412270), (60, 329816), (80, 247362), (96, 206135), (120, 164908), (160, 123681), (240, 82454), (480, 41227)]