54371660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388369}}^1$

素因数の和:388385

約数の個数: 24

約数和(自身を含む): 130492320

約数和(自身を除く): 76120660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388369, 776738, 1553476, 1941845, 2718583, 3883690, 5437166, 7767380, 10874332, 13592915, 27185830, 54371660]

約数ペア:

[(1, 54371660), (2, 27185830), (4, 13592915), (5, 10874332), (7, 7767380), (10, 5437166), (14, 3883690), (20, 2718583), (28, 1941845), (35, 1553476), (70, 776738), (140, 388369)]