20189071420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144207653}}^1$

素因数の和:144207669

約数の個数: 24

約数和(自身を含む): 48453771744

約数和(自身を除く): 28264700324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144207653, 288415306, 576830612, 721038265, 1009453571, 1442076530, 2018907142, 2884153060, 4037814284, 5047267855, 10094535710, 20189071420]

約数ペア:

[(1, 20189071420), (2, 10094535710), (4, 5047267855), (5, 4037814284), (7, 2884153060), (10, 2018907142), (14, 1442076530), (20, 1009453571), (28, 721038265), (35, 576830612), (70, 288415306), (140, 144207653)]