39428140

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3019}}^1$

素因数の和:3681

約数の個数: 24

約数和(自身を含む): 82953360

約数和(自身を除く): 43525220

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3019, 3265, 6038, 6530, 12076, 13060, 15095, 30190, 60380, 1971407, 3942814, 7885628, 9857035, 19714070, 39428140]

約数ペア:

[(1, 39428140), (2, 19714070), (4, 9857035), (5, 7885628), (10, 3942814), (20, 1971407), (653, 60380), (1306, 30190), (2612, 15095), (3019, 13060), (3265, 12076), (6038, 6530)]