2137338740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{18061}}^1$

素因数の和:18228

約数の個数: 48

約数和(自身を含む): 4609277904

約数和(自身を除く): 2471939164

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 244, 305, 388, 485, 610, 970, 1220, 1940, 5917, 11834, 18061, 23668, 29585, 36122, 59170, 72244, 90305, 118340, 180610, 361220, 1101721, 1751917, 2203442, 3503834, 4406884, 5508605, 7007668, 8759585, 11017210, 17519170, 22034420, 35038340, 106866937, 213733874, 427467748, 534334685, 1068669370, 2137338740]

約数ペア:

[(1, 2137338740), (2, 1068669370), (4, 534334685), (5, 427467748), (10, 213733874), (20, 106866937), (61, 35038340), (97, 22034420), (122, 17519170), (194, 11017210), (244, 8759585), (305, 7007668), (388, 5508605), (485, 4406884), (610, 3503834), (970, 2203442), (1220, 1751917), (1940, 1101721), (5917, 361220), (11834, 180610), (18061, 118340), (23668, 90305), (29585, 72244), (36122, 59170)]