4123180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 9356256

約数和(自身を除く): 5233076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 181, 268, 335, 340, 362, 670, 724, 905, 1139, 1340, 1810, 2278, 3077, 3620, 4556, 5695, 6154, 11390, 12127, 12308, 15385, 22780, 24254, 30770, 48508, 60635, 61540, 121270, 206159, 242540, 412318, 824636, 1030795, 2061590, 4123180]

約数ペア:

[(1, 4123180), (2, 2061590), (4, 1030795), (5, 824636), (10, 412318), (17, 242540), (20, 206159), (34, 121270), (67, 61540), (68, 60635), (85, 48508), (134, 30770), (170, 24254), (181, 22780), (268, 15385), (335, 12308), (340, 12127), (362, 11390), (670, 6154), (724, 5695), (905, 4556), (1139, 3620), (1340, 3077), (1810, 2278)]