74178860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4861}}^1$

素因数の和:4986

約数の個数: 48

約数和(自身を含む): 179699520

約数和(自身を除く): 105520660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 4861, 7630, 9722, 15260, 19444, 24305, 34027, 48610, 68054, 97220, 136108, 170135, 340270, 529849, 680540, 1059698, 2119396, 2649245, 3708943, 5298490, 7417886, 10596980, 14835772, 18544715, 37089430, 74178860]

約数ペア:

[(1, 74178860), (2, 37089430), (4, 18544715), (5, 14835772), (7, 10596980), (10, 7417886), (14, 5298490), (20, 3708943), (28, 2649245), (35, 2119396), (70, 1059698), (109, 680540), (140, 529849), (218, 340270), (436, 170135), (545, 136108), (763, 97220), (1090, 68054), (1526, 48610), (2180, 34027), (3052, 24305), (3815, 19444), (4861, 15260), (7630, 9722)]