142770440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{26053}}^1$

素因数の和:26201

約数の個数: 32

約数和(自身を含む): 323590680

約数和(自身を除く): 180820240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 26053, 52106, 104212, 130265, 208424, 260530, 521060, 1042120, 3569261, 7138522, 14277044, 17846305, 28554088, 35692610, 71385220, 142770440]

約数ペア:

[(1, 142770440), (2, 71385220), (4, 35692610), (5, 28554088), (8, 17846305), (10, 14277044), (20, 7138522), (40, 3569261), (137, 1042120), (274, 521060), (548, 260530), (685, 208424), (1096, 130265), (1370, 104212), (2740, 52106), (5480, 26053)]