210940270

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{1949}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 387504000

約数和(自身を除く): 176563730

約数列:

[1, 2, 5, 10, 79, 137, 158, 274, 395, 685, 790, 1370, 1949, 3898, 9745, 10823, 19490, 21646, 54115, 108230, 153971, 267013, 307942, 534026, 769855, 1335065, 1539710, 2670130, 21094027, 42188054, 105470135, 210940270]

約数ペア:

[(1, 210940270), (2, 105470135), (5, 42188054), (10, 21094027), (79, 2670130), (137, 1539710), (158, 1335065), (274, 769855), (395, 534026), (685, 307942), (790, 267013), (1370, 153971), (1949, 108230), (3898, 54115), (9745, 21646), (10823, 19490)]