281593204060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2011380029}}^1$

素因数の和:2011380045

約数の個数: 24

約数和(自身を含む): 675823690080

約数和(自身を除く): 394230486020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2011380029, 4022760058, 8045520116, 10056900145, 14079660203, 20113800290, 28159320406, 40227600580, 56318640812, 70398301015, 140796602030, 281593204060]

約数ペア:

[(1, 281593204060), (2, 140796602030), (4, 70398301015), (5, 56318640812), (7, 40227600580), (10, 28159320406), (14, 20113800290), (20, 14079660203), (28, 10056900145), (35, 8045520116), (70, 4022760058), (140, 2011380029)]