28526080

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1047

約数の個数: 80

約数和(自身を含む): 74687184

約数和(自身を除く): 46161104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1013, 1280, 1408, 1760, 2026, 2560, 2816, 3520, 4052, 5065, 5632, 7040, 8104, 10130, 11143, 14080, 16208, 20260, 22286, 28160, 32416, 40520, 44572, 55715, 64832, 81040, 89144, 111430, 129664, 162080, 178288, 222860, 259328, 324160, 356576, 445720, 518656, 648320, 713152, 891440, 1296640, 1426304, 1782880, 2593280, 2852608, 3565760, 5705216, 7131520, 14263040, 28526080]

約数ペア:

[(1, 28526080), (2, 14263040), (4, 7131520), (5, 5705216), (8, 3565760), (10, 2852608), (11, 2593280), (16, 1782880), (20, 1426304), (22, 1296640), (32, 891440), (40, 713152), (44, 648320), (55, 518656), (64, 445720), (80, 356576), (88, 324160), (110, 259328), (128, 222860), (160, 178288), (176, 162080), (220, 129664), (256, 111430), (320, 89144), (352, 81040), (440, 64832), (512, 55715), (640, 44572), (704, 40520), (880, 32416), (1013, 28160), (1280, 22286), (1408, 20260), (1760, 16208), (2026, 14080), (2560, 11143), (2816, 10130), (3520, 8104), (4052, 7040), (5065, 5632)]