221422060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{8087}}^1$

素因数の和:8170

約数の個数: 36

約数和(自身を含む): 477952272

約数和(自身を除く): 256530212

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1369, 2738, 5476, 6845, 8087, 13690, 16174, 27380, 32348, 40435, 80870, 161740, 299219, 598438, 1196876, 1496095, 2992190, 5984380, 11071103, 22142206, 44284412, 55355515, 110711030, 221422060]

約数ペア:

[(1, 221422060), (2, 110711030), (4, 55355515), (5, 44284412), (10, 22142206), (20, 11071103), (37, 5984380), (74, 2992190), (148, 1496095), (185, 1196876), (370, 598438), (740, 299219), (1369, 161740), (2738, 80870), (5476, 40435), (6845, 32348), (8087, 27380), (13690, 16174)]