78682940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{562021}}^1$

素因数の和:562037

約数の個数: 24

約数和(自身を含む): 188839392

約数和(自身を除く): 110156452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 562021, 1124042, 2248084, 2810105, 3934147, 5620210, 7868294, 11240420, 15736588, 19670735, 39341470, 78682940]

約数ペア:

[(1, 78682940), (2, 39341470), (4, 19670735), (5, 15736588), (7, 11240420), (10, 7868294), (14, 5620210), (20, 3934147), (28, 2810105), (35, 2248084), (70, 1124042), (140, 562021)]