2006449705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{1063}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 2638379520

約数和(自身を除く): 631929815

約数列:

[1, 5, 13, 65, 71, 355, 409, 923, 1063, 2045, 4615, 5315, 5317, 13819, 26585, 29039, 69095, 75473, 145195, 377365, 377507, 434767, 981149, 1887535, 2173835, 4905745, 5651971, 28259855, 30868457, 154342285, 401289941, 2006449705]

約数ペア:

[(1, 2006449705), (5, 401289941), (13, 154342285), (65, 30868457), (71, 28259855), (355, 5651971), (409, 4905745), (923, 2173835), (1063, 1887535), (2045, 981149), (4615, 434767), (5315, 377507), (5317, 377365), (13819, 145195), (26585, 75473), (29039, 69095)]