13897240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{49633}}^1$

素因数の和:49651

約数の個数: 32

約数和(自身を含む): 35736480

約数和(自身を除く): 21839240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 49633, 99266, 198532, 248165, 347431, 397064, 496330, 694862, 992660, 1389724, 1737155, 1985320, 2779448, 3474310, 6948620, 13897240]

約数ペア:

[(1, 13897240), (2, 6948620), (4, 3474310), (5, 2779448), (7, 1985320), (8, 1737155), (10, 1389724), (14, 992660), (20, 694862), (28, 496330), (35, 397064), (40, 347431), (56, 248165), (70, 198532), (140, 99266), (280, 49633)]