220804580

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{8447}}^1$

素因数の和:9763

約数の個数: 24

約数和(自身を含む): 464099328

約数和(自身を除く): 243294748

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 8447, 13070, 16894, 26140, 33788, 42235, 84470, 168940, 11040229, 22080458, 44160916, 55201145, 110402290, 220804580]

約数ペア:

[(1, 220804580), (2, 110402290), (4, 55201145), (5, 44160916), (10, 22080458), (20, 11040229), (1307, 168940), (2614, 84470), (5228, 42235), (6535, 33788), (8447, 26140), (13070, 16894)]