28610540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204361}}^1$

素因数の和:204377

約数の個数: 24

約数和(自身を含む): 68665632

約数和(自身を除く): 40055092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204361, 408722, 817444, 1021805, 1430527, 2043610, 2861054, 4087220, 5722108, 7152635, 14305270, 28610540]

約数ペア:

[(1, 28610540), (2, 14305270), (4, 7152635), (5, 5722108), (7, 4087220), (10, 2861054), (14, 2043610), (20, 1430527), (28, 1021805), (35, 817444), (70, 408722), (140, 204361)]