55728260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{398059}}^1$

素因数の和:398075

約数の個数: 24

約数和(自身を含む): 133748160

約数和(自身を除く): 78019900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 398059, 796118, 1592236, 1990295, 2786413, 3980590, 5572826, 7961180, 11145652, 13932065, 27864130, 55728260]

約数ペア:

[(1, 55728260), (2, 27864130), (4, 13932065), (5, 11145652), (7, 7961180), (10, 5572826), (14, 3980590), (20, 2786413), (28, 1990295), (35, 1592236), (70, 796118), (140, 398059)]