2080941740

素因数分解:

$2^2\times 5^1\times {\mathrm{9931}}^1\times {\mathrm{10477}}^1$

素因数の和:20417

約数の個数: 24

約数和(自身を含む): 4370834832

約数和(自身を除く): 2289893092

約数列:

[1, 2, 4, 5, 10, 20, 9931, 10477, 19862, 20954, 39724, 41908, 49655, 52385, 99310, 104770, 198620, 209540, 104047087, 208094174, 416188348, 520235435, 1040470870, 2080941740]

約数ペア:

[(1, 2080941740), (2, 1040470870), (4, 520235435), (5, 416188348), (10, 208094174), (20, 104047087), (9931, 209540), (10477, 198620), (19862, 104770), (20954, 99310), (39724, 52385), (41908, 49655)]