980204

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 18

約数和(自身を含む): 1772820

約数和(自身を除く): 792616

約数列:

[1, 2, 4, 37, 74, 148, 179, 358, 716, 1369, 2738, 5476, 6623, 13246, 26492, 245051, 490102, 980204]

約数ペア:

[(1, 980204), (2, 490102), (4, 245051), (37, 26492), (74, 13246), (148, 6623), (179, 5476), (358, 2738), (716, 1369)]