69142760

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2017}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 155829960

約数和(自身を除く): 86687200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 2017, 3428, 4034, 4285, 6856, 8068, 8570, 10085, 16136, 17140, 20170, 34280, 40340, 80680, 1728569, 3457138, 6914276, 8642845, 13828552, 17285690, 34571380, 69142760]

約数ペア:

[(1, 69142760), (2, 34571380), (4, 17285690), (5, 13828552), (8, 8642845), (10, 6914276), (20, 3457138), (40, 1728569), (857, 80680), (1714, 40340), (2017, 34280), (3428, 20170), (4034, 17140), (4285, 16136), (6856, 10085), (8068, 8570)]