55768520

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4483}}^1$

素因数の和:4805

約数の個数: 32

約数和(自身を含む): 125910720

約数和(自身を除く): 70142200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 4483, 6220, 8966, 12440, 17932, 22415, 35864, 44830, 89660, 179320, 1394213, 2788426, 5576852, 6971065, 11153704, 13942130, 27884260, 55768520]

約数ペア:

[(1, 55768520), (2, 27884260), (4, 13942130), (5, 11153704), (8, 6971065), (10, 5576852), (20, 2788426), (40, 1394213), (311, 179320), (622, 89660), (1244, 44830), (1555, 35864), (2488, 22415), (3110, 17932), (4483, 12440), (6220, 8966)]