20131034440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1115911}}^1$

素因数の和:1115974

約数の個数: 64

約数和(自身を含む): 50617768320

約数和(自身を除く): 30486733880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 1115911, 2231822, 4463644, 5579555, 8927288, 11159110, 12275021, 22318220, 24550042, 44636440, 45752351, 49100084, 61375105, 91504702, 98200168, 122750210, 183009404, 228761755, 245500420, 366018808, 457523510, 491000840, 503275861, 915047020, 1006551722, 1830094040, 2013103444, 2516379305, 4026206888, 5032758610, 10065517220, 20131034440]

約数ペア:

[(1, 20131034440), (2, 10065517220), (4, 5032758610), (5, 4026206888), (8, 2516379305), (10, 2013103444), (11, 1830094040), (20, 1006551722), (22, 915047020), (40, 503275861), (41, 491000840), (44, 457523510), (55, 366018808), (82, 245500420), (88, 228761755), (110, 183009404), (164, 122750210), (205, 98200168), (220, 91504702), (328, 61375105), (410, 49100084), (440, 45752351), (451, 44636440), (820, 24550042), (902, 22318220), (1640, 12275021), (1804, 11159110), (2255, 8927288), (3608, 5579555), (4510, 4463644), (9020, 2231822), (18040, 1115911)]