40356674060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28420193}}^1$

素因数の和:28420273

約数の個数: 24

約数和(自身を含む): 85942666656

約数和(自身を除く): 45585992596

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 28420193, 56840386, 113680772, 142100965, 284201930, 568403860, 2017833703, 4035667406, 8071334812, 10089168515, 20178337030, 40356674060]

約数ペア:

[(1, 40356674060), (2, 20178337030), (4, 10089168515), (5, 8071334812), (10, 4035667406), (20, 2017833703), (71, 568403860), (142, 284201930), (284, 142100965), (355, 113680772), (710, 56840386), (1420, 28420193)]