2018972620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14421233}}^1$

素因数の和:14421249

約数の個数: 24

約数和(自身を含む): 4845534624

約数和(自身を除く): 2826562004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14421233, 28842466, 57684932, 72106165, 100948631, 144212330, 201897262, 288424660, 403794524, 504743155, 1009486310, 2018972620]

約数ペア:

[(1, 2018972620), (2, 1009486310), (4, 504743155), (5, 403794524), (7, 288424660), (10, 201897262), (14, 144212330), (20, 100948631), (28, 72106165), (35, 57684932), (70, 28842466), (140, 14421233)]