40841080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145861}}^1$

素因数の和:145879

約数の個数: 32

約数和(自身を含む): 105020640

約数和(自身を除く): 64179560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145861, 291722, 583444, 729305, 1021027, 1166888, 1458610, 2042054, 2917220, 4084108, 5105135, 5834440, 8168216, 10210270, 20420540, 40841080]

約数ペア:

[(1, 40841080), (2, 20420540), (4, 10210270), (5, 8168216), (7, 5834440), (8, 5105135), (10, 4084108), (14, 2917220), (20, 2042054), (28, 1458610), (35, 1166888), (40, 1021027), (56, 729305), (70, 583444), (140, 291722), (280, 145861)]