28916930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{941}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 59685120

約数和(自身を除く): 30768190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 941, 1882, 2195, 3073, 4390, 4705, 6146, 6587, 9410, 13174, 15365, 30730, 32935, 65870, 413099, 826198, 2065495, 2891693, 4130990, 5783386, 14458465, 28916930]

約数ペア:

[(1, 28916930), (2, 14458465), (5, 5783386), (7, 4130990), (10, 2891693), (14, 2065495), (35, 826198), (70, 413099), (439, 65870), (878, 32935), (941, 30730), (1882, 15365), (2195, 13174), (3073, 9410), (4390, 6587), (4705, 6146)]