214051740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{509647}}^1$

素因数の和:509666

約数の個数: 48

約数和(自身を含む): 684966912

約数和(自身を除く): 470915172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 509647, 1019294, 1528941, 2038588, 2548235, 3057882, 3567529, 5096470, 6115764, 7135058, 7644705, 10192940, 10702587, 14270116, 15289410, 17837645, 21405174, 30578820, 35675290, 42810348, 53512935, 71350580, 107025870, 214051740]

約数ペア:

[(1, 214051740), (2, 107025870), (3, 71350580), (4, 53512935), (5, 42810348), (6, 35675290), (7, 30578820), (10, 21405174), (12, 17837645), (14, 15289410), (15, 14270116), (20, 10702587), (21, 10192940), (28, 7644705), (30, 7135058), (35, 6115764), (42, 5096470), (60, 3567529), (70, 3057882), (84, 2548235), (105, 2038588), (140, 1528941), (210, 1019294), (420, 509647)]