28471310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21407}}^1$

素因数の和:21440

約数の個数: 32

約数和(自身を含む): 61655040

約数和(自身を除く): 33183730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21407, 42814, 107035, 149849, 214070, 299698, 406733, 749245, 813466, 1498490, 2033665, 2847131, 4067330, 5694262, 14235655, 28471310]

約数ペア:

[(1, 28471310), (2, 14235655), (5, 5694262), (7, 4067330), (10, 2847131), (14, 2033665), (19, 1498490), (35, 813466), (38, 749245), (70, 406733), (95, 299698), (133, 214070), (190, 149849), (266, 107035), (665, 42814), (1330, 21407)]