900880

素因数分解:

$2^4\times 5^1\times {\mathrm{11261}}^1$

素因数の和:11274

約数の個数: 20

約数和(自身を含む): 2094732

約数和(自身を除く): 1193852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11261, 22522, 45044, 56305, 90088, 112610, 180176, 225220, 450440, 900880]

約数ペア:

[(1, 900880), (2, 450440), (4, 225220), (5, 180176), (8, 112610), (10, 90088), (16, 56305), (20, 45044), (40, 22522), (80, 11261)]