980816

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{1039}}^1$

素因数の和:1106

約数の個数: 20

約数和(自身を含む): 1934400

約数和(自身を除く): 953584

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 1039, 2078, 4156, 8312, 16624, 61301, 122602, 245204, 490408, 980816]

約数ペア:

[(1, 980816), (2, 490408), (4, 245204), (8, 122602), (16, 61301), (59, 16624), (118, 8312), (236, 4156), (472, 2078), (944, 1039)]