139398080

素因数分解:

$2^6\times 5^1\times {\mathrm{435619}}^1$

素因数の和:435636

約数の個数: 28

約数和(自身を含む): 331942440

約数和(自身を除く): 192544360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 435619, 871238, 1742476, 2178095, 3484952, 4356190, 6969904, 8712380, 13939808, 17424760, 27879616, 34849520, 69699040, 139398080]

約数ペア:

[(1, 139398080), (2, 69699040), (4, 34849520), (5, 27879616), (8, 17424760), (10, 13939808), (16, 8712380), (20, 6969904), (32, 4356190), (40, 3484952), (64, 2178095), (80, 1742476), (160, 871238), (320, 435619)]