1280451244

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{71887}}^1$

素因数の和:72025

約数の個数: 24

約数和(自身を含む): 2308755008

約数和(自身を除く): 1028303764

約数列:

[1, 2, 4, 61, 73, 122, 146, 244, 292, 4453, 8906, 17812, 71887, 143774, 287548, 4385107, 5247751, 8770214, 10495502, 17540428, 20991004, 320112811, 640225622, 1280451244]

約数ペア:

[(1, 1280451244), (2, 640225622), (4, 320112811), (61, 20991004), (73, 17540428), (122, 10495502), (146, 8770214), (244, 5247751), (292, 4385107), (4453, 287548), (8906, 143774), (17812, 71887)]