74460080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8539}}^1$

素因数の和:8661

約数の個数: 40

約数和(自身を含む): 174728400

約数和(自身を除く): 100268320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8539, 8720, 17078, 34156, 42695, 68312, 85390, 136624, 170780, 341560, 683120, 930751, 1861502, 3723004, 4653755, 7446008, 9307510, 14892016, 18615020, 37230040, 74460080]

約数ペア:

[(1, 74460080), (2, 37230040), (4, 18615020), (5, 14892016), (8, 9307510), (10, 7446008), (16, 4653755), (20, 3723004), (40, 1861502), (80, 930751), (109, 683120), (218, 341560), (436, 170780), (545, 136624), (872, 85390), (1090, 68312), (1744, 42695), (2180, 34156), (4360, 17078), (8539, 8720)]