87302740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{623591}}^1$

素因数の和:623607

約数の個数: 24

約数和(自身を含む): 209526912

約数和(自身を除く): 122224172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 623591, 1247182, 2494364, 3117955, 4365137, 6235910, 8730274, 12471820, 17460548, 21825685, 43651370, 87302740]

約数ペア:

[(1, 87302740), (2, 43651370), (4, 21825685), (5, 17460548), (7, 12471820), (10, 8730274), (14, 6235910), (20, 4365137), (28, 3117955), (35, 2494364), (70, 1247182), (140, 623591)]