38938760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139067}}^1$

素因数の和:139085

約数の個数: 32

約数和(自身を含む): 100128960

約数和(自身を除く): 61190200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 139067, 278134, 556268, 695335, 973469, 1112536, 1390670, 1946938, 2781340, 3893876, 4867345, 5562680, 7787752, 9734690, 19469380, 38938760]

約数ペア:

[(1, 38938760), (2, 19469380), (4, 9734690), (5, 7787752), (7, 5562680), (8, 4867345), (10, 3893876), (14, 2781340), (20, 1946938), (28, 1390670), (35, 1112536), (40, 973469), (56, 695335), (70, 556268), (140, 278134), (280, 139067)]