30671180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17231}}^1$

素因数の和:17329

約数の個数: 24

約数和(自身を含む): 65136960

約数和(自身を除く): 34465780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 17231, 34462, 68924, 86155, 172310, 344620, 1533559, 3067118, 6134236, 7667795, 15335590, 30671180]

約数ペア:

[(1, 30671180), (2, 15335590), (4, 7667795), (5, 6134236), (10, 3067118), (20, 1533559), (89, 344620), (178, 172310), (356, 86155), (445, 68924), (890, 34462), (1780, 17231)]