212701120

素因数分解:

$2^6\times 5^1\times {\mathrm{664691}}^1$

素因数の和:664708

約数の個数: 28

約数和(自身を含む): 506495304

約数和(自身を除く): 293794184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 664691, 1329382, 2658764, 3323455, 5317528, 6646910, 10635056, 13293820, 21270112, 26587640, 42540224, 53175280, 106350560, 212701120]

約数ペア:

[(1, 212701120), (2, 106350560), (4, 53175280), (5, 42540224), (8, 26587640), (10, 21270112), (16, 13293820), (20, 10635056), (32, 6646910), (40, 5317528), (64, 3323455), (80, 2658764), (160, 1329382), (320, 664691)]