211370420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{102607}}^1$

素因数の和:102719

約数の個数: 24

約数和(自身を含む): 448191744

約数和(自身を除く): 236821324

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 102607, 205214, 410428, 513035, 1026070, 2052140, 10568521, 21137042, 42274084, 52842605, 105685210, 211370420]

約数ペア:

[(1, 211370420), (2, 105685210), (4, 52842605), (5, 42274084), (10, 21137042), (20, 10568521), (103, 2052140), (206, 1026070), (412, 513035), (515, 410428), (1030, 205214), (2060, 102607)]