40331330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1559}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 78624000

約数和(自身を除く): 38292670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1559, 1990, 2587, 3118, 5174, 7795, 12935, 15590, 20267, 25870, 40534, 101335, 202670, 310241, 620482, 1551205, 3102410, 4033133, 8066266, 20165665, 40331330]

約数ペア:

[(1, 40331330), (2, 20165665), (5, 8066266), (10, 4033133), (13, 3102410), (26, 1551205), (65, 620482), (130, 310241), (199, 202670), (398, 101335), (995, 40534), (1559, 25870), (1990, 20267), (2587, 15590), (3118, 12935), (5174, 7795)]