20085816370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:892

約数の個数: 128

約数和(自身を含む): 41192582400

約数和(自身を除く): 21106766030

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 89, 95, 107, 170, 178, 190, 214, 323, 445, 535, 646, 653, 890, 1070, 1306, 1513, 1615, 1691, 1819, 2033, 3026, 3230, 3265, 3382, 3638, 4066, 6530, 7565, 8455, 9095, 9523, 10165, 11101, 12407, 15130, 16910, 18190, 19046, 20330, 22202, 24814, 28747, 34561, 47615, 55505, 57494, 58117, 62035, 69122, 69871, 95230, 111010, 116234, 124070, 139742, 143735, 161891, 172805, 180937, 210919, 287470, 290585, 323782, 345610, 349355, 361874, 421838, 581170, 698710, 809455, 904685, 987989, 1054595, 1104223, 1187807, 1327549, 1618910, 1809370, 1975978, 2109190, 2208446, 2375614, 2655098, 3075929, 4939945, 5521115, 5939035, 6151858, 6218519, 6637745, 9879890, 11042230, 11878070, 12437038, 13275490, 15379645, 18771791, 22568333, 30759290, 31092595, 37543582, 45136666, 62185190, 93858955, 105714823, 112841665, 118151861, 187717910, 211429646, 225683330, 236303722, 528574115, 590759305, 1057148230, 1181518610, 2008581637, 4017163274, 10042908185, 20085816370]

約数ペア:

[(1, 20085816370), (2, 10042908185), (5, 4017163274), (10, 2008581637), (17, 1181518610), (19, 1057148230), (34, 590759305), (38, 528574115), (85, 236303722), (89, 225683330), (95, 211429646), (107, 187717910), (170, 118151861), (178, 112841665), (190, 105714823), (214, 93858955), (323, 62185190), (445, 45136666), (535, 37543582), (646, 31092595), (653, 30759290), (890, 22568333), (1070, 18771791), (1306, 15379645), (1513, 13275490), (1615, 12437038), (1691, 11878070), (1819, 11042230), (2033, 9879890), (3026, 6637745), (3230, 6218519), (3265, 6151858), (3382, 5939035), (3638, 5521115), (4066, 4939945), (6530, 3075929), (7565, 2655098), (8455, 2375614), (9095, 2208446), (9523, 2109190), (10165, 1975978), (11101, 1809370), (12407, 1618910), (15130, 1327549), (16910, 1187807), (18190, 1104223), (19046, 1054595), (20330, 987989), (22202, 904685), (24814, 809455), (28747, 698710), (34561, 581170), (47615, 421838), (55505, 361874), (57494, 349355), (58117, 345610), (62035, 323782), (69122, 290585), (69871, 287470), (95230, 210919), (111010, 180937), (116234, 172805), (124070, 161891), (139742, 143735)]