820170076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{14461}}^1$

素因数の和:15765

約数の個数: 24

約数和(自身を含む): 1567102320

約数和(自身を除く): 746932244

約数列:

[1, 2, 4, 11, 22, 44, 1289, 2578, 5156, 14179, 14461, 28358, 28922, 56716, 57844, 159071, 318142, 636284, 18640229, 37280458, 74560916, 205042519, 410085038, 820170076]

約数ペア:

[(1, 820170076), (2, 410085038), (4, 205042519), (11, 74560916), (22, 37280458), (44, 18640229), (1289, 636284), (2578, 318142), (5156, 159071), (14179, 57844), (14461, 56716), (28358, 28922)]