20215695024

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{378401}}^1$

素因数の和:378475

約数の個数: 120

約数和(自身を含む): 65878274592

約数和(自身を除く): 45662579568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 53, 56, 63, 72, 84, 106, 112, 126, 144, 159, 168, 212, 252, 318, 336, 371, 424, 477, 504, 636, 742, 848, 954, 1008, 1113, 1272, 1484, 1908, 2226, 2544, 2968, 3339, 3816, 4452, 5936, 6678, 7632, 8904, 13356, 17808, 26712, 53424, 378401, 756802, 1135203, 1513604, 2270406, 2648807, 3027208, 3405609, 4540812, 5297614, 6054416, 6811218, 7946421, 9081624, 10595228, 13622436, 15892842, 18163248, 20055253, 21190456, 23839263, 27244872, 31785684, 40110506, 42380912, 47678526, 54489744, 60165759, 63571368, 80221012, 95357052, 120331518, 127142736, 140386771, 160442024, 180497277, 190714104, 240663036, 280773542, 320884048, 360994554, 381428208, 421160313, 481326072, 561547084, 721989108, 842320626, 962652144, 1123094168, 1263480939, 1443978216, 1684641252, 2246188336, 2526961878, 2887956432, 3369282504, 5053923756, 6738565008, 10107847512, 20215695024]

約数ペア:

[(1, 20215695024), (2, 10107847512), (3, 6738565008), (4, 5053923756), (6, 3369282504), (7, 2887956432), (8, 2526961878), (9, 2246188336), (12, 1684641252), (14, 1443978216), (16, 1263480939), (18, 1123094168), (21, 962652144), (24, 842320626), (28, 721989108), (36, 561547084), (42, 481326072), (48, 421160313), (53, 381428208), (56, 360994554), (63, 320884048), (72, 280773542), (84, 240663036), (106, 190714104), (112, 180497277), (126, 160442024), (144, 140386771), (159, 127142736), (168, 120331518), (212, 95357052), (252, 80221012), (318, 63571368), (336, 60165759), (371, 54489744), (424, 47678526), (477, 42380912), (504, 40110506), (636, 31785684), (742, 27244872), (848, 23839263), (954, 21190456), (1008, 20055253), (1113, 18163248), (1272, 15892842), (1484, 13622436), (1908, 10595228), (2226, 9081624), (2544, 7946421), (2968, 6811218), (3339, 6054416), (3816, 5297614), (4452, 4540812), (5936, 3405609), (6678, 3027208), (7632, 2648807), (8904, 2270406), (13356, 1513604), (17808, 1135203), (26712, 756802), (53424, 378401)]