121626320

素因数分解:

$2^4\times 5^1\times {\mathrm{1520329}}^1$

素因数の和:1520342

約数の個数: 20

約数和(自身を含む): 282781380

約数和(自身を除く): 161155060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1520329, 3040658, 6081316, 7601645, 12162632, 15203290, 24325264, 30406580, 60813160, 121626320]

約数ペア:

[(1, 121626320), (2, 60813160), (4, 30406580), (5, 24325264), (8, 15203290), (10, 12162632), (16, 7601645), (20, 6081316), (40, 3040658), (80, 1520329)]