2013728255

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2141}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 3076768800

約数和(自身を除く): 1063040545

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 349, 385, 539, 1745, 2141, 2443, 2695, 3839, 10705, 12215, 14987, 17101, 19195, 23551, 26873, 74935, 85505, 104909, 117755, 134365, 164857, 188111, 524545, 747209, 824285, 940555, 1153999, 3736045, 5230463, 5769995, 8219299, 26152315, 36613241, 41096495, 57535093, 183066205, 287675465, 402745651, 2013728255]

約数ペア:

[(1, 2013728255), (5, 402745651), (7, 287675465), (11, 183066205), (35, 57535093), (49, 41096495), (55, 36613241), (77, 26152315), (245, 8219299), (349, 5769995), (385, 5230463), (539, 3736045), (1745, 1153999), (2141, 940555), (2443, 824285), (2695, 747209), (3839, 524545), (10705, 188111), (12215, 164857), (14987, 134365), (17101, 117755), (19195, 104909), (23551, 85505), (26873, 74935)]