40405358

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{14503}}^1$

素因数の和:14711

約数の個数: 16

約数和(自身を含む): 69619200

約数和(自身を除く): 29213842

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 14503, 29006, 101521, 203042, 2886097, 5772194, 20202679, 40405358]

約数ペア:

[(1, 40405358), (2, 20202679), (7, 5772194), (14, 2886097), (199, 203042), (398, 101521), (1393, 29006), (2786, 14503)]