28734410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40471}}^1$

素因数の和:40549

約数の個数: 16

約数和(自身を含む): 52451712

約数和(自身を除く): 23717302

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 40471, 80942, 202355, 404710, 2873441, 5746882, 14367205, 28734410]

約数ペア:

[(1, 28734410), (2, 14367205), (5, 5746882), (10, 2873441), (71, 404710), (142, 202355), (355, 80942), (710, 40471)]