68994440

素因数分解:

$2^3\times 5^1\times {\mathrm{1724861}}^1$

素因数の和:1724872

約数の個数: 16

約数和(自身を含む): 155237580

約数和(自身を除く): 86243140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1724861, 3449722, 6899444, 8624305, 13798888, 17248610, 34497220, 68994440]

約数ペア:

[(1, 68994440), (2, 34497220), (4, 17248610), (5, 13798888), (8, 8624305), (10, 6899444), (20, 3449722), (40, 1724861)]