776260880

素因数分解:

$2^4\times 5^1\times {\mathrm{9703261}}^1$

素因数の和:9703274

約数の個数: 20

約数和(自身を含む): 1804806732

約数和(自身を除く): 1028545852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9703261, 19406522, 38813044, 48516305, 77626088, 97032610, 155252176, 194065220, 388130440, 776260880]

約数ペア:

[(1, 776260880), (2, 388130440), (4, 194065220), (5, 155252176), (8, 97032610), (10, 77626088), (16, 48516305), (20, 38813044), (40, 19406522), (80, 9703261)]