2785808

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1274

約数の個数: 20

約数和(自身を含む): 5436780

約数和(自身を除く): 2650972

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1109, 1256, 2218, 2512, 4436, 8872, 17744, 174113, 348226, 696452, 1392904, 2785808]

約数ペア:

[(1, 2785808), (2, 1392904), (4, 696452), (8, 348226), (16, 174113), (157, 17744), (314, 8872), (628, 4436), (1109, 2512), (1256, 2218)]