28733890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3517}}^1$

素因数の和:3586

約数の個数: 32

約数和(自身を含む): 55725120

約数和(自身を除く): 26991230

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 3517, 4085, 7034, 8170, 17585, 35170, 66823, 133646, 151231, 302462, 334115, 668230, 756155, 1512310, 2873389, 5746778, 14366945, 28733890]

約数ペア:

[(1, 28733890), (2, 14366945), (5, 5746778), (10, 2873389), (19, 1512310), (38, 756155), (43, 668230), (86, 334115), (95, 302462), (190, 151231), (215, 133646), (430, 66823), (817, 35170), (1634, 17585), (3517, 8170), (4085, 7034)]