22348420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8039}}^1$

素因数の和:8187

約数の個数: 24

約数和(自身を含む): 47275200

約数和(自身を除く): 24926780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 8039, 16078, 32156, 40195, 80390, 160780, 1117421, 2234842, 4469684, 5587105, 11174210, 22348420]

約数ペア:

[(1, 22348420), (2, 11174210), (4, 5587105), (5, 4469684), (10, 2234842), (20, 1117421), (139, 160780), (278, 80390), (556, 40195), (695, 32156), (1390, 16078), (2780, 8039)]