320460804

素因数分解:

$2^2\times 3^2\times {\mathrm{8901689}}^1$

素因数の和:8901699

約数の個数: 18

約数和(自身を含む): 810053790

約数和(自身を除く): 489592986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 8901689, 17803378, 26705067, 35606756, 53410134, 80115201, 106820268, 160230402, 320460804]

約数ペア:

[(1, 320460804), (2, 160230402), (3, 106820268), (4, 80115201), (6, 53410134), (9, 35606756), (12, 26705067), (18, 17803378), (36, 8901689)]