200729780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141359}}^1$

素因数の和:141439

約数の個数: 24

約数和(自身を含む): 427472640

約数和(自身を除く): 226742860

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141359, 282718, 565436, 706795, 1413590, 2827180, 10036489, 20072978, 40145956, 50182445, 100364890, 200729780]

約数ペア:

[(1, 200729780), (2, 100364890), (4, 50182445), (5, 40145956), (10, 20072978), (20, 10036489), (71, 2827180), (142, 1413590), (284, 706795), (355, 565436), (710, 282718), (1420, 141359)]