272739640

素因数分解:

$2^3\times 5^1\times {\mathrm{6818491}}^1$

素因数の和:6818502

約数の個数: 16

約数和(自身を含む): 613664280

約数和(自身を除く): 340924640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6818491, 13636982, 27273964, 34092455, 54547928, 68184910, 136369820, 272739640]

約数ペア:

[(1, 272739640), (2, 136369820), (4, 68184910), (5, 54547928), (8, 34092455), (10, 27273964), (20, 13636982), (40, 6818491)]