6521480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23291}}^1$

素因数の和:23309

約数の個数: 32

約数和(自身を含む): 16770240

約数和(自身を除く): 10248760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 23291, 46582, 93164, 116455, 163037, 186328, 232910, 326074, 465820, 652148, 815185, 931640, 1304296, 1630370, 3260740, 6521480]

約数ペア:

[(1, 6521480), (2, 3260740), (4, 1630370), (5, 1304296), (7, 931640), (8, 815185), (10, 652148), (14, 465820), (20, 326074), (28, 232910), (35, 186328), (40, 163037), (56, 116455), (70, 93164), (140, 46582), (280, 23291)]