669492040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2391043}}^1$

素因数の和:2391061

約数の個数: 32

約数和(自身を含む): 1721551680

約数和(自身を除く): 1052059640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2391043, 4782086, 9564172, 11955215, 16737301, 19128344, 23910430, 33474602, 47820860, 66949204, 83686505, 95641720, 133898408, 167373010, 334746020, 669492040]

約数ペア:

[(1, 669492040), (2, 334746020), (4, 167373010), (5, 133898408), (7, 95641720), (8, 83686505), (10, 66949204), (14, 47820860), (20, 33474602), (28, 23910430), (35, 19128344), (40, 16737301), (56, 11955215), (70, 9564172), (140, 4782086), (280, 2391043)]