7131520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1043

約数の個数: 64

約数和(自身を含む): 18617040

約数和(自身を除く): 11485520

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, 320, 352, 440, 640, 704, 880, 1013, 1408, 1760, 2026, 3520, 4052, 5065, 7040, 8104, 10130, 11143, 16208, 20260, 22286, 32416, 40520, 44572, 55715, 64832, 81040, 89144, 111430, 129664, 162080, 178288, 222860, 324160, 356576, 445720, 648320, 713152, 891440, 1426304, 1782880, 3565760, 7131520]

約数ペア:

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