20025290

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 37200384

約数和(自身を除く): 17175094

約数列:

[1, 2, 5, 10, 47, 94, 137, 235, 274, 311, 470, 622, 685, 1370, 1555, 3110, 6439, 12878, 14617, 29234, 32195, 42607, 64390, 73085, 85214, 146170, 213035, 426070, 2002529, 4005058, 10012645, 20025290]

約数ペア:

[(1, 20025290), (2, 10012645), (5, 4005058), (10, 2002529), (47, 426070), (94, 213035), (137, 146170), (235, 85214), (274, 73085), (311, 64390), (470, 42607), (622, 32195), (685, 29234), (1370, 14617), (1555, 12878), (3110, 6439)]