28915190

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 53464320

約数和(自身を除く): 24549130

約数列:

[1, 2, 5, 10, 67, 103, 134, 206, 335, 419, 515, 670, 838, 1030, 2095, 4190, 6901, 13802, 28073, 34505, 43157, 56146, 69010, 86314, 140365, 215785, 280730, 431570, 2891519, 5783038, 14457595, 28915190]

約数ペア:

[(1, 28915190), (2, 14457595), (5, 5783038), (10, 2891519), (67, 431570), (103, 280730), (134, 215785), (206, 140365), (335, 86314), (419, 69010), (515, 56146), (670, 43157), (838, 34505), (1030, 28073), (2095, 13802), (4190, 6901)]