103983280

素因数分解:

$2^4\times 5^1\times {\mathrm{1299791}}^1$

素因数の和:1299804

約数の個数: 20

約数和(自身を含む): 241761312

約数和(自身を除く): 137778032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1299791, 2599582, 5199164, 6498955, 10398328, 12997910, 20796656, 25995820, 51991640, 103983280]

約数ペア:

[(1, 103983280), (2, 51991640), (4, 25995820), (5, 20796656), (8, 12997910), (10, 10398328), (16, 6498955), (20, 5199164), (40, 2599582), (80, 1299791)]