40609540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14821}}^1$

素因数の和:14967

約数の個数: 24

約数和(自身を含む): 85908312

約数和(自身を除く): 45298772

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 14821, 29642, 59284, 74105, 148210, 296420, 2030477, 4060954, 8121908, 10152385, 20304770, 40609540]

約数ペア:

[(1, 40609540), (2, 20304770), (4, 10152385), (5, 8121908), (10, 4060954), (20, 2030477), (137, 296420), (274, 148210), (548, 74105), (685, 59284), (1370, 29642), (2740, 14821)]