19740528070

素因数分解:

$2^1\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{689987}}^1$

素因数の和:692855

約数の個数: 16

約数和(自身を含む): 35545421808

約数和(自身を除く): 15804893738

約数列:

[1, 2, 5, 10, 2861, 5722, 14305, 28610, 689987, 1379974, 3449935, 6899870, 1974052807, 3948105614, 9870264035, 19740528070]

約数ペア:

[(1, 19740528070), (2, 9870264035), (5, 3948105614), (10, 1974052807), (2861, 6899870), (5722, 3449935), (14305, 1379974), (28610, 689987)]