222742940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1591021}}^1$

素因数の和:1591037

約数の個数: 24

約数和(自身を含む): 534583392

約数和(自身を除く): 311840452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1591021, 3182042, 6364084, 7955105, 11137147, 15910210, 22274294, 31820420, 44548588, 55685735, 111371470, 222742940]

約数ペア:

[(1, 222742940), (2, 111371470), (4, 55685735), (5, 44548588), (7, 31820420), (10, 22274294), (14, 15910210), (20, 11137147), (28, 7955105), (35, 6364084), (70, 3182042), (140, 1591021)]