220321570240

素因数分解:

$2^6\times 5^1\times {\mathrm{688504907}}^1$

素因数の和:688504924

約数の個数: 28

約数和(自身を含む): 524640739896

約数和(自身を除く): 304319169656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 688504907, 1377009814, 2754019628, 3442524535, 5508039256, 6885049070, 11016078512, 13770098140, 22032157024, 27540196280, 44064314048, 55080392560, 110160785120, 220321570240]

約数ペア:

[(1, 220321570240), (2, 110160785120), (4, 55080392560), (5, 44064314048), (8, 27540196280), (10, 22032157024), (16, 13770098140), (20, 11016078512), (32, 6885049070), (40, 5508039256), (64, 3442524535), (80, 2754019628), (160, 1377009814), (320, 688504907)]