22780280

素因数分解:

$2^3\times 5^1\times {\mathrm{569507}}^1$

素因数の和:569518

約数の個数: 16

約数和(自身を含む): 51255720

約数和(自身を除く): 28475440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569507, 1139014, 2278028, 2847535, 4556056, 5695070, 11390140, 22780280]

約数ペア:

[(1, 22780280), (2, 11390140), (4, 5695070), (5, 4556056), (8, 2847535), (10, 2278028), (20, 1139014), (40, 569507)]