39412880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37897}}^1$

素因数の和:37923

約数の個数: 40

約数和(自身を含む): 98686392

約数和(自身を除く): 59273512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 37897, 75794, 151588, 189485, 303176, 378970, 492661, 606352, 757940, 985322, 1515880, 1970644, 2463305, 3031760, 3941288, 4926610, 7882576, 9853220, 19706440, 39412880]

約数ペア:

[(1, 39412880), (2, 19706440), (4, 9853220), (5, 7882576), (8, 4926610), (10, 3941288), (13, 3031760), (16, 2463305), (20, 1970644), (26, 1515880), (40, 985322), (52, 757940), (65, 606352), (80, 492661), (104, 378970), (130, 303176), (208, 189485), (260, 151588), (520, 75794), (1040, 37897)]