1405367060

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{35507}}^1$

素因数の和:37495

約数の個数: 24

約数和(自身を含む): 2952845280

約数和(自身を除く): 1547478220

約数列:

[1, 2, 4, 5, 10, 20, 1979, 3958, 7916, 9895, 19790, 35507, 39580, 71014, 142028, 177535, 355070, 710140, 70268353, 140536706, 281073412, 351341765, 702683530, 1405367060]

約数ペア:

[(1, 1405367060), (2, 702683530), (4, 351341765), (5, 281073412), (10, 140536706), (20, 70268353), (1979, 710140), (3958, 355070), (7916, 177535), (9895, 142028), (19790, 71014), (35507, 39580)]