1904140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 4883760

約数和(自身を除く): 2979620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 67, 70, 98, 116, 134, 140, 145, 196, 203, 245, 268, 290, 335, 406, 469, 490, 580, 670, 812, 938, 980, 1015, 1340, 1421, 1876, 1943, 2030, 2345, 2842, 3283, 3886, 4060, 4690, 5684, 6566, 7105, 7772, 9380, 9715, 13132, 13601, 14210, 16415, 19430, 27202, 28420, 32830, 38860, 54404, 65660, 68005, 95207, 136010, 190414, 272020, 380828, 476035, 952070, 1904140]

約数ペア:

[(1, 1904140), (2, 952070), (4, 476035), (5, 380828), (7, 272020), (10, 190414), (14, 136010), (20, 95207), (28, 68005), (29, 65660), (35, 54404), (49, 38860), (58, 32830), (67, 28420), (70, 27202), (98, 19430), (116, 16415), (134, 14210), (140, 13601), (145, 13132), (196, 9715), (203, 9380), (245, 7772), (268, 7105), (290, 6566), (335, 5684), (406, 4690), (469, 4060), (490, 3886), (580, 3283), (670, 2842), (812, 2345), (938, 2030), (980, 1943), (1015, 1876), (1340, 1421)]