77949580

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{4241}}^1$

素因数の和:5169

約数の個数: 24

約数和(自身を含む): 163910880

約数和(自身を除く): 85961300

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3676, 4241, 4595, 8482, 9190, 16964, 18380, 21205, 42410, 84820, 3897479, 7794958, 15589916, 19487395, 38974790, 77949580]

約数ペア:

[(1, 77949580), (2, 38974790), (4, 19487395), (5, 15589916), (10, 7794958), (20, 3897479), (919, 84820), (1838, 42410), (3676, 21205), (4241, 18380), (4595, 16964), (8482, 9190)]