214618240

素因数分解:

$2^7\times 5^1\times {\mathrm{335341}}^1$

素因数の和:335360

約数の個数: 32

約数和(自身を含む): 513073260

約数和(自身を除く): 298455020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 335341, 670682, 1341364, 1676705, 2682728, 3353410, 5365456, 6706820, 10730912, 13413640, 21461824, 26827280, 42923648, 53654560, 107309120, 214618240]

約数ペア:

[(1, 214618240), (2, 107309120), (4, 53654560), (5, 42923648), (8, 26827280), (10, 21461824), (16, 13413640), (20, 10730912), (32, 6706820), (40, 5365456), (64, 3353410), (80, 2682728), (128, 1676705), (160, 1341364), (320, 670682), (640, 335341)]