2021684140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2062943}}^1$

素因数の和:2062966

約数の個数: 36

約数和(自身を含む): 4938687936

約数和(自身を除く): 2917003796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2062943, 4125886, 8251772, 10314715, 14440601, 20629430, 28881202, 41258860, 57762404, 72203005, 101084207, 144406010, 202168414, 288812020, 404336828, 505421035, 1010842070, 2021684140]

約数ペア:

[(1, 2021684140), (2, 1010842070), (4, 505421035), (5, 404336828), (7, 288812020), (10, 202168414), (14, 144406010), (20, 101084207), (28, 72203005), (35, 57762404), (49, 41258860), (70, 28881202), (98, 20629430), (140, 14440601), (196, 10314715), (245, 8251772), (490, 4125886), (980, 2062943)]