204594740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1461391}}^1$

素因数の和:1461407

約数の個数: 24

約数和(自身を含む): 491027712

約数和(自身を除く): 286432972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1461391, 2922782, 5845564, 7306955, 10229737, 14613910, 20459474, 29227820, 40918948, 51148685, 102297370, 204594740]

約数ペア:

[(1, 204594740), (2, 102297370), (4, 51148685), (5, 40918948), (7, 29227820), (10, 20459474), (14, 14613910), (20, 10229737), (28, 7306955), (35, 5845564), (70, 2922782), (140, 1461391)]