893540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 1921920

約数和(自身を除く): 1028380

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1039, 2078, 4156, 5195, 10390, 20780, 44677, 89354, 178708, 223385, 446770, 893540]

約数ペア:

[(1, 893540), (2, 446770), (4, 223385), (5, 178708), (10, 89354), (20, 44677), (43, 20780), (86, 10390), (172, 5195), (215, 4156), (430, 2078), (860, 1039)]