27905920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{6229}}^1$

素因数の和:6255

約数の個数: 64

約数和(自身を含む): 76255200

約数和(自身を除く): 48349280

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, 4480, 6229, 12458, 24916, 31145, 43603, 49832, 62290, 87206, 99664, 124580, 174412, 199328, 218015, 249160, 348824, 398656, 436030, 498320, 697648, 797312, 872060, 996640, 1395296, 1744120, 1993280, 2790592, 3488240, 3986560, 5581184, 6976480, 13952960, 27905920]

約数ペア:

[(1, 27905920), (2, 13952960), (4, 6976480), (5, 5581184), (7, 3986560), (8, 3488240), (10, 2790592), (14, 1993280), (16, 1744120), (20, 1395296), (28, 996640), (32, 872060), (35, 797312), (40, 697648), (56, 498320), (64, 436030), (70, 398656), (80, 348824), (112, 249160), (128, 218015), (140, 199328), (160, 174412), (224, 124580), (280, 99664), (320, 87206), (448, 62290), (560, 49832), (640, 43603), (896, 31145), (1120, 24916), (2240, 12458), (4480, 6229)]