2649130180

素因数分解:

$2^2\times 5^1\times {\mathrm{4229}}^1\times {\mathrm{31321}}^1$

素因数の和:35559

約数の個数: 24

約数和(自身を含む): 5564666520

約数和(自身を除く): 2915536340

約数列:

[1, 2, 4, 5, 10, 20, 4229, 8458, 16916, 21145, 31321, 42290, 62642, 84580, 125284, 156605, 313210, 626420, 132456509, 264913018, 529826036, 662282545, 1324565090, 2649130180]

約数ペア:

[(1, 2649130180), (2, 1324565090), (4, 662282545), (5, 529826036), (10, 264913018), (20, 132456509), (4229, 626420), (8458, 313210), (16916, 156605), (21145, 125284), (31321, 84580), (42290, 62642)]