1554996940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{8161}}^1$

素因数の和:9538

約数の個数: 48

約数和(自身を含む): 3735192384

約数和(自身を除く): 2180195444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1361, 2722, 5444, 6805, 8161, 9527, 13610, 16322, 19054, 27220, 32644, 38108, 40805, 47635, 57127, 81610, 95270, 114254, 163220, 190540, 228508, 285635, 571270, 1142540, 11107121, 22214242, 44428484, 55535605, 77749847, 111071210, 155499694, 222142420, 310999388, 388749235, 777498470, 1554996940]

約数ペア:

[(1, 1554996940), (2, 777498470), (4, 388749235), (5, 310999388), (7, 222142420), (10, 155499694), (14, 111071210), (20, 77749847), (28, 55535605), (35, 44428484), (70, 22214242), (140, 11107121), (1361, 1142540), (2722, 571270), (5444, 285635), (6805, 228508), (8161, 190540), (9527, 163220), (13610, 114254), (16322, 95270), (19054, 81610), (27220, 57127), (32644, 47635), (38108, 40805)]