25988420

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5827}}^1$

素因数の和:6059

約数の個数: 24

約数和(自身を含む): 54829824

約数和(自身を除く): 28841404

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 5827, 11654, 23308, 29135, 58270, 116540, 1299421, 2598842, 5197684, 6497105, 12994210, 25988420]

約数ペア:

[(1, 25988420), (2, 12994210), (4, 6497105), (5, 5197684), (10, 2598842), (20, 1299421), (223, 116540), (446, 58270), (892, 29135), (1115, 23308), (2230, 11654), (4460, 5827)]