28911950

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{2593}}^1$

素因数の和:2828

約数の個数: 24

約数和(自身を含む): 54038208

約数和(自身を除く): 25126258

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 1115, 2230, 2593, 5186, 5575, 11150, 12965, 25930, 64825, 129650, 578239, 1156478, 2891195, 5782390, 14455975, 28911950]

約数ペア:

[(1, 28911950), (2, 14455975), (5, 5782390), (10, 2891195), (25, 1156478), (50, 578239), (223, 129650), (446, 64825), (1115, 25930), (2230, 12965), (2593, 11150), (5186, 5575)]