330186820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{3943}}^1$

素因数の和:4084

約数の個数: 48

約数和(自身を含む): 715599360

約数和(自身を除く): 385412540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 1060, 1580, 3943, 4187, 7886, 8374, 15772, 16748, 19715, 20935, 39430, 41870, 78860, 83740, 208979, 311497, 417958, 622994, 835916, 1044895, 1245988, 1557485, 2089790, 3114970, 4179580, 6229940, 16509341, 33018682, 66037364, 82546705, 165093410, 330186820]

約数ペア:

[(1, 330186820), (2, 165093410), (4, 82546705), (5, 66037364), (10, 33018682), (20, 16509341), (53, 6229940), (79, 4179580), (106, 3114970), (158, 2089790), (212, 1557485), (265, 1245988), (316, 1044895), (395, 835916), (530, 622994), (790, 417958), (1060, 311497), (1580, 208979), (3943, 83740), (4187, 78860), (7886, 41870), (8374, 39430), (15772, 20935), (16748, 19715)]