20778888570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{4759}}^1$

素因数の和:5012

約数の個数: 128

約数和(自身を含む): 55372584960

約数和(自身を除く): 34593696390

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 101, 110, 131, 165, 202, 262, 303, 330, 393, 505, 606, 655, 786, 1010, 1111, 1310, 1441, 1515, 1965, 2222, 2882, 3030, 3333, 3930, 4323, 4759, 5555, 6666, 7205, 8646, 9518, 11110, 13231, 14277, 14410, 16665, 21615, 23795, 26462, 28554, 33330, 39693, 43230, 47590, 52349, 66155, 71385, 79386, 104698, 132310, 142770, 145541, 157047, 198465, 261745, 291082, 314094, 396930, 436623, 480659, 523490, 623429, 727705, 785235, 873246, 961318, 1246858, 1441977, 1455410, 1570470, 1870287, 2183115, 2403295, 2883954, 3117145, 3740574, 4366230, 4806590, 5287249, 6234290, 6857719, 7209885, 9351435, 10574498, 13715438, 14419770, 15861747, 18702870, 20573157, 26436245, 31723494, 34288595, 41146314, 52872490, 62966329, 68577190, 79308735, 102865785, 125932658, 158617470, 188898987, 205731570, 314831645, 377797974, 629663290, 692629619, 944494935, 1385259238, 1888989870, 2077888857, 3463148095, 4155777714, 6926296190, 10389444285, 20778888570]

約数ペア:

[(1, 20778888570), (2, 10389444285), (3, 6926296190), (5, 4155777714), (6, 3463148095), (10, 2077888857), (11, 1888989870), (15, 1385259238), (22, 944494935), (30, 692629619), (33, 629663290), (55, 377797974), (66, 314831645), (101, 205731570), (110, 188898987), (131, 158617470), (165, 125932658), (202, 102865785), (262, 79308735), (303, 68577190), (330, 62966329), (393, 52872490), (505, 41146314), (606, 34288595), (655, 31723494), (786, 26436245), (1010, 20573157), (1111, 18702870), (1310, 15861747), (1441, 14419770), (1515, 13715438), (1965, 10574498), (2222, 9351435), (2882, 7209885), (3030, 6857719), (3333, 6234290), (3930, 5287249), (4323, 4806590), (4759, 4366230), (5555, 3740574), (6666, 3117145), (7205, 2883954), (8646, 2403295), (9518, 2183115), (11110, 1870287), (13231, 1570470), (14277, 1455410), (14410, 1441977), (16665, 1246858), (21615, 961318), (23795, 873246), (26462, 785235), (28554, 727705), (33330, 623429), (39693, 523490), (43230, 480659), (47590, 436623), (52349, 396930), (66155, 314094), (71385, 291082), (79386, 261745), (104698, 198465), (132310, 157047), (142770, 145541)]