20169933340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{174571}}^1$

素因数の和:174742

約数の個数: 48

約数和(自身を含む): 43552222560

約数和(自身を除く): 23382289220

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 109, 212, 218, 265, 436, 530, 545, 1060, 1090, 2180, 5777, 11554, 23108, 28885, 57770, 115540, 174571, 349142, 698284, 872855, 1745710, 3491420, 9252263, 18504526, 19028239, 37009052, 38056478, 46261315, 76112956, 92522630, 95141195, 185045260, 190282390, 380564780, 1008496667, 2016993334, 4033986668, 5042483335, 10084966670, 20169933340]

約数ペア:

[(1, 20169933340), (2, 10084966670), (4, 5042483335), (5, 4033986668), (10, 2016993334), (20, 1008496667), (53, 380564780), (106, 190282390), (109, 185045260), (212, 95141195), (218, 92522630), (265, 76112956), (436, 46261315), (530, 38056478), (545, 37009052), (1060, 19028239), (1090, 18504526), (2180, 9252263), (5777, 3491420), (11554, 1745710), (23108, 872855), (28885, 698284), (57770, 349142), (115540, 174571)]