12874240

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 31819392

約数和(自身を除く): 18945152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 107, 128, 160, 188, 214, 235, 256, 320, 376, 428, 470, 512, 535, 640, 752, 856, 940, 1070, 1280, 1504, 1712, 1880, 2140, 2560, 3008, 3424, 3760, 4280, 5029, 6016, 6848, 7520, 8560, 10058, 12032, 13696, 15040, 17120, 20116, 24064, 25145, 27392, 30080, 34240, 40232, 50290, 54784, 60160, 68480, 80464, 100580, 120320, 136960, 160928, 201160, 273920, 321856, 402320, 643712, 804640, 1287424, 1609280, 2574848, 3218560, 6437120, 12874240]

約数ペア:

[(1, 12874240), (2, 6437120), (4, 3218560), (5, 2574848), (8, 1609280), (10, 1287424), (16, 804640), (20, 643712), (32, 402320), (40, 321856), (47, 273920), (64, 201160), (80, 160928), (94, 136960), (107, 120320), (128, 100580), (160, 80464), (188, 68480), (214, 60160), (235, 54784), (256, 50290), (320, 40232), (376, 34240), (428, 30080), (470, 27392), (512, 25145), (535, 24064), (640, 20116), (752, 17120), (856, 15040), (940, 13696), (1070, 12032), (1280, 10058), (1504, 8560), (1712, 7520), (1880, 6848), (2140, 6016), (2560, 5029), (3008, 4280), (3424, 3760)]