260736770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{20809}}^1$

素因数の和:21002

約数の個数: 32

約数和(自身を含む): 539395200

約数和(自身を除く): 278658430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 179, 358, 895, 1253, 1790, 2506, 6265, 12530, 20809, 41618, 104045, 145663, 208090, 291326, 728315, 1456630, 3724811, 7449622, 18624055, 26073677, 37248110, 52147354, 130368385, 260736770]

約数ペア:

[(1, 260736770), (2, 130368385), (5, 52147354), (7, 37248110), (10, 26073677), (14, 18624055), (35, 7449622), (70, 3724811), (179, 1456630), (358, 728315), (895, 291326), (1253, 208090), (1790, 145663), (2506, 104045), (6265, 41618), (12530, 20809)]