16802480

素因数分解:

$2^4\times 5^1\times {\mathrm{210031}}^1$

素因数の和:210044

約数の個数: 20

約数和(自身を含む): 39065952

約数和(自身を除く): 22263472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210031, 420062, 840124, 1050155, 1680248, 2100310, 3360496, 4200620, 8401240, 16802480]

約数ペア:

[(1, 16802480), (2, 8401240), (4, 4200620), (5, 3360496), (8, 2100310), (10, 1680248), (16, 1050155), (20, 840124), (40, 420062), (80, 210031)]