39222980

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4027}}^1$

素因数の和:4523

約数の個数: 24

約数和(自身を含む): 82557888

約数和(自身を除く): 43334908

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4027, 4870, 8054, 9740, 16108, 20135, 40270, 80540, 1961149, 3922298, 7844596, 9805745, 19611490, 39222980]

約数ペア:

[(1, 39222980), (2, 19611490), (4, 9805745), (5, 7844596), (10, 3922298), (20, 1961149), (487, 80540), (974, 40270), (1948, 20135), (2435, 16108), (4027, 9740), (4870, 8054)]