20145990576

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1\times {\mathrm{2531}}^1$

素因数の和:3874

約数の個数: 80

約数和(自身を含む): 52482890880

約数和(自身を除く): 32336900304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1193, 1668, 2224, 2386, 2531, 3336, 3579, 4772, 5062, 6672, 7158, 7593, 9544, 10124, 14316, 15186, 19088, 20248, 28632, 30372, 40496, 57264, 60744, 121488, 165827, 331654, 351809, 497481, 663308, 703618, 994962, 1055427, 1326616, 1407236, 1989924, 2110854, 2653232, 2814472, 3019483, 3979848, 4221708, 5628944, 6038966, 7959696, 8443416, 9058449, 12077932, 16886832, 18116898, 24155864, 36233796, 48311728, 72467592, 144935184, 419708137, 839416274, 1259124411, 1678832548, 2518248822, 3357665096, 5036497644, 6715330192, 10072995288, 20145990576]

約数ペア:

[(1, 20145990576), (2, 10072995288), (3, 6715330192), (4, 5036497644), (6, 3357665096), (8, 2518248822), (12, 1678832548), (16, 1259124411), (24, 839416274), (48, 419708137), (139, 144935184), (278, 72467592), (417, 48311728), (556, 36233796), (834, 24155864), (1112, 18116898), (1193, 16886832), (1668, 12077932), (2224, 9058449), (2386, 8443416), (2531, 7959696), (3336, 6038966), (3579, 5628944), (4772, 4221708), (5062, 3979848), (6672, 3019483), (7158, 2814472), (7593, 2653232), (9544, 2110854), (10124, 1989924), (14316, 1407236), (15186, 1326616), (19088, 1055427), (20248, 994962), (28632, 703618), (30372, 663308), (40496, 497481), (57264, 351809), (60744, 331654), (121488, 165827)]