61779080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140407}}^1$

素因数の和:140429

約数の個数: 32

約数和(自身を含む): 151640640

約数和(自身を除く): 89861560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140407, 280814, 561628, 702035, 1123256, 1404070, 1544477, 2808140, 3088954, 5616280, 6177908, 7722385, 12355816, 15444770, 30889540, 61779080]

約数ペア:

[(1, 61779080), (2, 30889540), (4, 15444770), (5, 12355816), (8, 7722385), (10, 6177908), (11, 5616280), (20, 3088954), (22, 2808140), (40, 1544477), (44, 1404070), (55, 1123256), (88, 702035), (110, 561628), (220, 280814), (440, 140407)]