7255840

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 17350200

約数和(自身を除く): 10094360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 449, 505, 808, 898, 1010, 1616, 1796, 2020, 2245, 3232, 3592, 4040, 4490, 7184, 8080, 8980, 14368, 16160, 17960, 35920, 45349, 71840, 90698, 181396, 226745, 362792, 453490, 725584, 906980, 1451168, 1813960, 3627920, 7255840]

約数ペア:

[(1, 7255840), (2, 3627920), (4, 1813960), (5, 1451168), (8, 906980), (10, 725584), (16, 453490), (20, 362792), (32, 226745), (40, 181396), (80, 90698), (101, 71840), (160, 45349), (202, 35920), (404, 17960), (449, 16160), (505, 14368), (808, 8980), (898, 8080), (1010, 7184), (1616, 4490), (1796, 4040), (2020, 3592), (2245, 3232)]