16423820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16759}}^1$

素因数の和:16782

約数の個数: 36

約数和(自身を含む): 40123440

約数和(自身を除く): 23699620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16759, 33518, 67036, 83795, 117313, 167590, 234626, 335180, 469252, 586565, 821191, 1173130, 1642382, 2346260, 3284764, 4105955, 8211910, 16423820]

約数ペア:

[(1, 16423820), (2, 8211910), (4, 4105955), (5, 3284764), (7, 2346260), (10, 1642382), (14, 1173130), (20, 821191), (28, 586565), (35, 469252), (49, 335180), (70, 234626), (98, 167590), (140, 117313), (196, 83795), (245, 67036), (490, 33518), (980, 16759)]