1900850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{5431}}^1$

素因数の和:5450

約数の個数: 24

約数和(自身を含む): 4041408

約数和(自身を除く): 2140558

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 5431, 10862, 27155, 38017, 54310, 76034, 135775, 190085, 271550, 380170, 950425, 1900850]

約数ペア:

[(1, 1900850), (2, 950425), (5, 380170), (7, 271550), (10, 190085), (14, 135775), (25, 76034), (35, 54310), (50, 38017), (70, 27155), (175, 10862), (350, 5431)]