38628940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{275921}}^1$

素因数の和:275937

約数の個数: 24

約数和(自身を含む): 92709792

約数和(自身を除く): 54080852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 275921, 551842, 1103684, 1379605, 1931447, 2759210, 3862894, 5518420, 7725788, 9657235, 19314470, 38628940]

約数ペア:

[(1, 38628940), (2, 19314470), (4, 9657235), (5, 7725788), (7, 5518420), (10, 3862894), (14, 2759210), (20, 1931447), (28, 1379605), (35, 1103684), (70, 551842), (140, 275921)]