6641780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7723}}^1$

素因数の和:7775

約数の個数: 24

約数和(自身を含む): 14273952

約数和(自身を除く): 7632172

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 7723, 15446, 30892, 38615, 77230, 154460, 332089, 664178, 1328356, 1660445, 3320890, 6641780]

約数ペア:

[(1, 6641780), (2, 3320890), (4, 1660445), (5, 1328356), (10, 664178), (20, 332089), (43, 154460), (86, 77230), (172, 38615), (215, 30892), (430, 15446), (860, 7723)]