39443320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{140869}}^1$

素因数の和:140887

約数の個数: 32

約数和(自身を含む): 101426400

約数和(自身を除く): 61983080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 140869, 281738, 563476, 704345, 986083, 1126952, 1408690, 1972166, 2817380, 3944332, 4930415, 5634760, 7888664, 9860830, 19721660, 39443320]

約数ペア:

[(1, 39443320), (2, 19721660), (4, 9860830), (5, 7888664), (7, 5634760), (8, 4930415), (10, 3944332), (14, 2817380), (20, 1972166), (28, 1408690), (35, 1126952), (40, 986083), (56, 704345), (70, 563476), (140, 281738), (280, 140869)]