20170771610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:744

約数の個数: 128

約数和(自身を含む): 42058206720

約数和(自身を除く): 21887435110

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 101, 110, 115, 193, 202, 230, 253, 386, 409, 505, 506, 818, 965, 1010, 1111, 1265, 1930, 2045, 2123, 2222, 2323, 2530, 4090, 4246, 4439, 4499, 4646, 5555, 8878, 8998, 9407, 10615, 11110, 11615, 18814, 19493, 21230, 22195, 22495, 23230, 25553, 38986, 41309, 44390, 44990, 47035, 48829, 51106, 78937, 82618, 94070, 97465, 97658, 103477, 127765, 157874, 194930, 206545, 206954, 214423, 244145, 255530, 394685, 413090, 428846, 448339, 454399, 488290, 517385, 789370, 868307, 896678, 908798, 950107, 1034770, 1072115, 1736614, 1815551, 1900214, 2144230, 2241695, 2271995, 3631102, 4341535, 4483390, 4543990, 4750535, 4931729, 7972637, 8683070, 9077755, 9501070, 9863458, 10451177, 15945274, 18155510, 19971061, 20902354, 24658645, 39863185, 39942122, 49317290, 52255885, 79726370, 87699007, 99855305, 104511770, 175398014, 183370651, 199710610, 366741302, 438495035, 876990070, 916853255, 1833706510, 2017077161, 4034154322, 10085385805, 20170771610]

約数ペア:

[(1, 20170771610), (2, 10085385805), (5, 4034154322), (10, 2017077161), (11, 1833706510), (22, 916853255), (23, 876990070), (46, 438495035), (55, 366741302), (101, 199710610), (110, 183370651), (115, 175398014), (193, 104511770), (202, 99855305), (230, 87699007), (253, 79726370), (386, 52255885), (409, 49317290), (505, 39942122), (506, 39863185), (818, 24658645), (965, 20902354), (1010, 19971061), (1111, 18155510), (1265, 15945274), (1930, 10451177), (2045, 9863458), (2123, 9501070), (2222, 9077755), (2323, 8683070), (2530, 7972637), (4090, 4931729), (4246, 4750535), (4439, 4543990), (4499, 4483390), (4646, 4341535), (5555, 3631102), (8878, 2271995), (8998, 2241695), (9407, 2144230), (10615, 1900214), (11110, 1815551), (11615, 1736614), (18814, 1072115), (19493, 1034770), (21230, 950107), (22195, 908798), (22495, 896678), (23230, 868307), (25553, 789370), (38986, 517385), (41309, 488290), (44390, 454399), (44990, 448339), (47035, 428846), (48829, 413090), (51106, 394685), (78937, 255530), (82618, 244145), (94070, 214423), (97465, 206954), (97658, 206545), (103477, 194930), (127765, 157874)]