39426940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281621}}^1$

素因数の和:281637

約数の個数: 24

約数和(自身を含む): 94624992

約数和(自身を除く): 55198052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281621, 563242, 1126484, 1408105, 1971347, 2816210, 3942694, 5632420, 7885388, 9856735, 19713470, 39426940]

約数ペア:

[(1, 39426940), (2, 19713470), (4, 9856735), (5, 7885388), (7, 5632420), (10, 3942694), (14, 2816210), (20, 1971347), (28, 1408105), (35, 1126484), (70, 563242), (140, 281621)]