2019972280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{753721}}^1$

素因数の和:753799

約数の個数: 32

約数和(自身を含む): 4612778640

約数和(自身を除く): 2592806360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 753721, 1507442, 3014884, 3768605, 6029768, 7537210, 15074420, 30148840, 50499307, 100998614, 201997228, 252496535, 403994456, 504993070, 1009986140, 2019972280]

約数ペア:

[(1, 2019972280), (2, 1009986140), (4, 504993070), (5, 403994456), (8, 252496535), (10, 201997228), (20, 100998614), (40, 50499307), (67, 30148840), (134, 15074420), (268, 7537210), (335, 6029768), (536, 3768605), (670, 3014884), (1340, 1507442), (2680, 753721)]