30974620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{36017}}^1$

素因数の和:36069

約数の個数: 24

約数和(自身を含む): 66561264

約数和(自身を除く): 35586644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 36017, 72034, 144068, 180085, 360170, 720340, 1548731, 3097462, 6194924, 7743655, 15487310, 30974620]

約数ペア:

[(1, 30974620), (2, 15487310), (4, 7743655), (5, 6194924), (10, 3097462), (20, 1548731), (43, 720340), (86, 360170), (172, 180085), (215, 144068), (430, 72034), (860, 36017)]