84906280

素因数分解:

$2^3\times 5^1\times {\mathrm{2122657}}^1$

素因数の和:2122668

約数の個数: 16

約数和(自身を含む): 191039220

約数和(自身を除く): 106132940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2122657, 4245314, 8490628, 10613285, 16981256, 21226570, 42453140, 84906280]

約数ペア:

[(1, 84906280), (2, 42453140), (4, 21226570), (5, 16981256), (8, 10613285), (10, 8490628), (20, 4245314), (40, 2122657)]