220140340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{224633}}^1$

素因数の和:224656

約数の個数: 36

約数和(自身を含む): 537773796

約数和(自身を除く): 317633456

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 224633, 449266, 898532, 1123165, 1572431, 2246330, 3144862, 4492660, 6289724, 7862155, 11007017, 15724310, 22014034, 31448620, 44028068, 55035085, 110070170, 220140340]

約数ペア:

[(1, 220140340), (2, 110070170), (4, 55035085), (5, 44028068), (7, 31448620), (10, 22014034), (14, 15724310), (20, 11007017), (28, 7862155), (35, 6289724), (49, 4492660), (70, 3144862), (98, 2246330), (140, 1572431), (196, 1123165), (245, 898532), (490, 449266), (980, 224633)]