8353340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 18373824

約数和(自身を除く): 10020484

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 167, 205, 244, 305, 334, 410, 610, 668, 820, 835, 1220, 1670, 2501, 3340, 5002, 6847, 10004, 10187, 12505, 13694, 20374, 25010, 27388, 34235, 40748, 50020, 50935, 68470, 101870, 136940, 203740, 417667, 835334, 1670668, 2088335, 4176670, 8353340]

約数ペア:

[(1, 8353340), (2, 4176670), (4, 2088335), (5, 1670668), (10, 835334), (20, 417667), (41, 203740), (61, 136940), (82, 101870), (122, 68470), (164, 50935), (167, 50020), (205, 40748), (244, 34235), (305, 27388), (334, 25010), (410, 20374), (610, 13694), (668, 12505), (820, 10187), (835, 10004), (1220, 6847), (1670, 5002), (2501, 3340)]