18080510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{36899}}^1$

素因数の和:36920

約数の個数: 24

約数和(自身を含む): 37859400

約数和(自身を除く): 19778890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 36899, 73798, 184495, 258293, 368990, 516586, 1291465, 1808051, 2582930, 3616102, 9040255, 18080510]

約数ペア:

[(1, 18080510), (2, 9040255), (5, 3616102), (7, 2582930), (10, 1808051), (14, 1291465), (35, 516586), (49, 368990), (70, 258293), (98, 184495), (245, 73798), (490, 36899)]