207007780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1478627}}^1$

素因数の和:1478643

約数の個数: 24

約数和(自身を含む): 496819008

約数和(自身を除く): 289811228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1478627, 2957254, 5914508, 7393135, 10350389, 14786270, 20700778, 29572540, 41401556, 51751945, 103503890, 207007780]

約数ペア:

[(1, 207007780), (2, 103503890), (4, 51751945), (5, 41401556), (7, 29572540), (10, 20700778), (14, 14786270), (20, 10350389), (28, 7393135), (35, 5914508), (70, 2957254), (140, 1478627)]