250536380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{90121}}^1$

素因数の和:90269

約数の個数: 24

約数和(自身を含む): 529917360

約数和(自身を除く): 279380980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 90121, 180242, 360484, 450605, 901210, 1802420, 12526819, 25053638, 50107276, 62634095, 125268190, 250536380]

約数ペア:

[(1, 250536380), (2, 125268190), (4, 62634095), (5, 50107276), (10, 25053638), (20, 12526819), (139, 1802420), (278, 901210), (556, 450605), (695, 360484), (1390, 180242), (2780, 90121)]