2129948690

素因数分解:

$2^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{258803}}^1$

素因数の和:259633

約数の個数: 16

約数和(自身を含む): 3838580928

約数和(自身を除く): 1708632238

約数列:

[1, 2, 5, 10, 823, 1646, 4115, 8230, 258803, 517606, 1294015, 2588030, 212994869, 425989738, 1064974345, 2129948690]

約数ペア:

[(1, 2129948690), (2, 1064974345), (5, 425989738), (10, 212994869), (823, 2588030), (1646, 1294015), (4115, 517606), (8230, 258803)]