20654670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23741}}^1$

素因数の和:23780

約数の個数: 32

約数和(自身を含む): 51282720

約数和(自身を除く): 30628050

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23741, 47482, 71223, 118705, 142446, 237410, 356115, 688489, 712230, 1376978, 2065467, 3442445, 4130934, 6884890, 10327335, 20654670]

約数ペア:

[(1, 20654670), (2, 10327335), (3, 6884890), (5, 4130934), (6, 3442445), (10, 2065467), (15, 1376978), (29, 712230), (30, 688489), (58, 356115), (87, 237410), (145, 142446), (174, 118705), (290, 71223), (435, 47482), (870, 23741)]