195326740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{199313}}^1$

素因数の和:199336

約数の個数: 36

約数和(自身を含む): 477157716

約数和(自身を除く): 281830976

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 199313, 398626, 797252, 996565, 1395191, 1993130, 2790382, 3986260, 5580764, 6975955, 9766337, 13951910, 19532674, 27903820, 39065348, 48831685, 97663370, 195326740]

約数ペア:

[(1, 195326740), (2, 97663370), (4, 48831685), (5, 39065348), (7, 27903820), (10, 19532674), (14, 13951910), (20, 9766337), (28, 6975955), (35, 5580764), (49, 3986260), (70, 2790382), (98, 1993130), (140, 1395191), (196, 996565), (245, 797252), (490, 398626), (980, 199313)]