136437980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{974557}}^1$

素因数の和:974573

約数の個数: 24

約数和(自身を含む): 327451488

約数和(自身を除く): 191013508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 974557, 1949114, 3898228, 4872785, 6821899, 9745570, 13643798, 19491140, 27287596, 34109495, 68218990, 136437980]

約数ペア:

[(1, 136437980), (2, 68218990), (4, 34109495), (5, 27287596), (7, 19491140), (10, 13643798), (14, 9745570), (20, 6821899), (28, 4872785), (35, 3898228), (70, 1949114), (140, 974557)]