55765040

素因数分解:

$2^4\times 5^1\times {\mathrm{697063}}^1$

素因数の和:697076

約数の個数: 20

約数和(自身を含む): 129653904

約数和(自身を除く): 73888864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697063, 1394126, 2788252, 3485315, 5576504, 6970630, 11153008, 13941260, 27882520, 55765040]

約数ペア:

[(1, 55765040), (2, 27882520), (4, 13941260), (5, 11153008), (8, 6970630), (10, 5576504), (16, 3485315), (20, 2788252), (40, 1394126), (80, 697063)]