2100880

素因数分解:

$2^4\times 5^1\times {\mathrm{26261}}^1$

素因数の和:26274

約数の個数: 20

約数和(自身を含む): 4884732

約数和(自身を除く): 2783852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26261, 52522, 105044, 131305, 210088, 262610, 420176, 525220, 1050440, 2100880]

約数ペア:

[(1, 2100880), (2, 1050440), (4, 525220), (5, 420176), (8, 262610), (10, 210088), (16, 131305), (20, 105044), (40, 52522), (80, 26261)]