56141720

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4513}}^1$

素因数の和:4835

約数の個数: 32

約数和(自身を含む): 126753120

約数和(自身を除く): 70611400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 4513, 6220, 9026, 12440, 18052, 22565, 36104, 45130, 90260, 180520, 1403543, 2807086, 5614172, 7017715, 11228344, 14035430, 28070860, 56141720]

約数ペア:

[(1, 56141720), (2, 28070860), (4, 14035430), (5, 11228344), (8, 7017715), (10, 5614172), (20, 2807086), (40, 1403543), (311, 180520), (622, 90260), (1244, 45130), (1555, 36104), (2488, 22565), (3110, 18052), (4513, 12440), (6220, 9026)]