2718228020

素因数分解:

$2^2\times 5^1\times {\mathrm{7589}}^1\times {\mathrm{17909}}^1$

素因数の和:25507

約数の個数: 24

約数和(自身を含む): 5709349800

約数和(自身を除く): 2991121780

約数列:

[1, 2, 4, 5, 10, 20, 7589, 15178, 17909, 30356, 35818, 37945, 71636, 75890, 89545, 151780, 179090, 358180, 135911401, 271822802, 543645604, 679557005, 1359114010, 2718228020]

約数ペア:

[(1, 2718228020), (2, 1359114010), (4, 679557005), (5, 543645604), (10, 271822802), (20, 135911401), (7589, 358180), (15178, 179090), (17909, 151780), (30356, 89545), (35818, 75890), (37945, 71636)]