99880940

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{3821}}^1$

素因数の和:5137

約数の個数: 24

約数和(自身を含む): 209965392

約数和(自身を除く): 110084452

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 3821, 5228, 6535, 7642, 13070, 15284, 19105, 26140, 38210, 76420, 4994047, 9988094, 19976188, 24970235, 49940470, 99880940]

約数ペア:

[(1, 99880940), (2, 49940470), (4, 24970235), (5, 19976188), (10, 9988094), (20, 4994047), (1307, 76420), (2614, 38210), (3821, 26140), (5228, 19105), (6535, 15284), (7642, 13070)]