20480060

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1129}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 43093680

約数和(自身を除く): 22613620

約数列:

[1, 2, 4, 5, 10, 20, 907, 1129, 1814, 2258, 3628, 4516, 4535, 5645, 9070, 11290, 18140, 22580, 1024003, 2048006, 4096012, 5120015, 10240030, 20480060]

約数ペア:

[(1, 20480060), (2, 10240030), (4, 5120015), (5, 4096012), (10, 2048006), (20, 1024003), (907, 22580), (1129, 18140), (1814, 11290), (2258, 9070), (3628, 5645), (4516, 4535)]