15674007980

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{607991}}^1$

素因数の和:609289

約数の個数: 24

約数和(自身を含む): 32941006560

約数和(自身を除く): 17266998580

約数列:

[1, 2, 4, 5, 10, 20, 1289, 2578, 5156, 6445, 12890, 25780, 607991, 1215982, 2431964, 3039955, 6079910, 12159820, 783700399, 1567400798, 3134801596, 3918501995, 7837003990, 15674007980]

約数ペア:

[(1, 15674007980), (2, 7837003990), (4, 3918501995), (5, 3134801596), (10, 1567400798), (20, 783700399), (1289, 12159820), (2578, 6079910), (5156, 3039955), (6445, 2431964), (12890, 1215982), (25780, 607991)]