201770380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1441217}}^1$

素因数の和:1441233

約数の個数: 24

約数和(自身を含む): 484249248

約数和(自身を除く): 282478868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1441217, 2882434, 5764868, 7206085, 10088519, 14412170, 20177038, 28824340, 40354076, 50442595, 100885190, 201770380]

約数ペア:

[(1, 201770380), (2, 100885190), (4, 50442595), (5, 40354076), (7, 28824340), (10, 20177038), (14, 14412170), (20, 10088519), (28, 7206085), (35, 5764868), (70, 2882434), (140, 1441217)]