12181120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{2719}}^1$

素因数の和:2745

約数の個数: 64

約数和(自身を含む): 33292800

約数和(自身を除く): 21111680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 2719, 4480, 5438, 10876, 13595, 19033, 21752, 27190, 38066, 43504, 54380, 76132, 87008, 95165, 108760, 152264, 174016, 190330, 217520, 304528, 348032, 380660, 435040, 609056, 761320, 870080, 1218112, 1522640, 1740160, 2436224, 3045280, 6090560, 12181120]

約数ペア:

[(1, 12181120), (2, 6090560), (4, 3045280), (5, 2436224), (7, 1740160), (8, 1522640), (10, 1218112), (14, 870080), (16, 761320), (20, 609056), (28, 435040), (32, 380660), (35, 348032), (40, 304528), (56, 217520), (64, 190330), (70, 174016), (80, 152264), (112, 108760), (128, 95165), (140, 87008), (160, 76132), (224, 54380), (280, 43504), (320, 38066), (448, 27190), (560, 21752), (640, 19033), (896, 13595), (1120, 10876), (2240, 5438), (2719, 4480)]