854647090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{209987}}^1$

素因数の和:210042

約数の個数: 32

約数和(自身を含む): 1723581504

約数和(自身を除く): 868934414

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 209987, 419974, 1049935, 2099870, 2309857, 4619714, 7769519, 11549285, 15539038, 23098570, 38847595, 77695190, 85464709, 170929418, 427323545, 854647090]

約数ペア:

[(1, 854647090), (2, 427323545), (5, 170929418), (10, 85464709), (11, 77695190), (22, 38847595), (37, 23098570), (55, 15539038), (74, 11549285), (110, 7769519), (185, 4619714), (370, 2309857), (407, 2099870), (814, 1049935), (2035, 419974), (4070, 209987)]