39990244

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7177}}^1$

素因数の和:7387

約数の個数: 24

約数和(自身を含む): 80393600

約数和(自身を除く): 40403356

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 7177, 14354, 28708, 50239, 100478, 200956, 1428223, 2856446, 5712892, 9997561, 19995122, 39990244]

約数ペア:

[(1, 39990244), (2, 19995122), (4, 9997561), (7, 5712892), (14, 2856446), (28, 1428223), (199, 200956), (398, 100478), (796, 50239), (1393, 28708), (2786, 14354), (5572, 7177)]