26278180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13009}}^1$

素因数の和:13119

約数の個数: 24

約数和(自身を含む): 55734840

約数和(自身を除く): 29456660

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 13009, 26018, 52036, 65045, 130090, 260180, 1313909, 2627818, 5255636, 6569545, 13139090, 26278180]

約数ペア:

[(1, 26278180), (2, 13139090), (4, 6569545), (5, 5255636), (10, 2627818), (20, 1313909), (101, 260180), (202, 130090), (404, 65045), (505, 52036), (1010, 26018), (2020, 13009)]