39454120

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4127}}^1$

素因数の和:4377

約数の個数: 32

約数和(自身を含む): 89164800

約数和(自身を除く): 49710680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4127, 4780, 8254, 9560, 16508, 20635, 33016, 41270, 82540, 165080, 986353, 1972706, 3945412, 4931765, 7890824, 9863530, 19727060, 39454120]

約数ペア:

[(1, 39454120), (2, 19727060), (4, 9863530), (5, 7890824), (8, 4931765), (10, 3945412), (20, 1972706), (40, 986353), (239, 165080), (478, 82540), (956, 41270), (1195, 33016), (1912, 20635), (2390, 16508), (4127, 9560), (4780, 8254)]