203844140

素因数分解:

$2^2\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{6151}}^1$

素因数の和:7817

約数の個数: 24

約数和(自身を含む): 428400672

約数和(自身を除く): 224556532

約数列:

[1, 2, 4, 5, 10, 20, 1657, 3314, 6151, 6628, 8285, 12302, 16570, 24604, 30755, 33140, 61510, 123020, 10192207, 20384414, 40768828, 50961035, 101922070, 203844140]

約数ペア:

[(1, 203844140), (2, 101922070), (4, 50961035), (5, 40768828), (10, 20384414), (20, 10192207), (1657, 123020), (3314, 61510), (6151, 33140), (6628, 30755), (8285, 24604), (12302, 16570)]