219160340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{223633}}^1$

素因数の和:223656

約数の個数: 36

約数和(自身を含む): 535379796

約数和(自身を除く): 316219456

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 223633, 447266, 894532, 1118165, 1565431, 2236330, 3130862, 4472660, 6261724, 7827155, 10958017, 15654310, 21916034, 31308620, 43832068, 54790085, 109580170, 219160340]

約数ペア:

[(1, 219160340), (2, 109580170), (4, 54790085), (5, 43832068), (7, 31308620), (10, 21916034), (14, 15654310), (20, 10958017), (28, 7827155), (35, 6261724), (49, 4472660), (70, 3130862), (98, 2236330), (140, 1565431), (196, 1118165), (245, 894532), (490, 447266), (980, 223633)]