31390370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 62112960

約数和(自身を除く): 30722590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 2053, 3058, 4106, 7645, 10265, 15290, 20530, 22583, 45166, 112915, 225830, 285367, 570734, 1426835, 2853670, 3139037, 6278074, 15695185, 31390370]

約数ペア:

[(1, 31390370), (2, 15695185), (5, 6278074), (10, 3139037), (11, 2853670), (22, 1426835), (55, 570734), (110, 285367), (139, 225830), (278, 112915), (695, 45166), (1390, 22583), (1529, 20530), (2053, 15290), (3058, 10265), (4106, 7645)]