26581180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13159}}^1$

素因数の和:13269

約数の個数: 24

約数和(自身を含む): 56377440

約数和(自身を除く): 29796260

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 13159, 26318, 52636, 65795, 131590, 263180, 1329059, 2658118, 5316236, 6645295, 13290590, 26581180]

約数ペア:

[(1, 26581180), (2, 13290590), (4, 6645295), (5, 5316236), (10, 2658118), (20, 1329059), (101, 263180), (202, 131590), (404, 65795), (505, 52636), (1010, 26318), (2020, 13159)]