20214910760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45942979}}^1$

素因数の和:45943001

約数の個数: 32

約数和(自身を含む): 49618418400

約数和(自身を除く): 29403507640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45942979, 91885958, 183771916, 229714895, 367543832, 459429790, 505372769, 918859580, 1010745538, 1837719160, 2021491076, 2526863845, 4042982152, 5053727690, 10107455380, 20214910760]

約数ペア:

[(1, 20214910760), (2, 10107455380), (4, 5053727690), (5, 4042982152), (8, 2526863845), (10, 2021491076), (11, 1837719160), (20, 1010745538), (22, 918859580), (40, 505372769), (44, 459429790), (55, 367543832), (88, 229714895), (110, 183771916), (220, 91885958), (440, 45942979)]