8474240

素因数分解:

$2^7\times 5^1\times {\mathrm{13241}}^1$

素因数の和:13260

約数の個数: 32

約数和(自身を含む): 20260260

約数和(自身を除く): 11786020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13241, 26482, 52964, 66205, 105928, 132410, 211856, 264820, 423712, 529640, 847424, 1059280, 1694848, 2118560, 4237120, 8474240]

約数ペア:

[(1, 8474240), (2, 4237120), (4, 2118560), (5, 1694848), (8, 1059280), (10, 847424), (16, 529640), (20, 423712), (32, 264820), (40, 211856), (64, 132410), (80, 105928), (128, 66205), (160, 52964), (320, 26482), (640, 13241)]