30972620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{221233}}^1$

素因数の和:221249

約数の個数: 24

約数和(自身を含む): 74334624

約数和(自身を除く): 43362004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 221233, 442466, 884932, 1106165, 1548631, 2212330, 3097262, 4424660, 6194524, 7743155, 15486310, 30972620]

約数ペア:

[(1, 30972620), (2, 15486310), (4, 7743155), (5, 6194524), (7, 4424660), (10, 3097262), (14, 2212330), (20, 1548631), (28, 1106165), (35, 884932), (70, 442466), (140, 221233)]