240123856

素因数分解:

$2^4\times 7^1\times {\mathrm{2143963}}^1$

素因数の和:2143978

約数の個数: 20

約数和(自身を含む): 531703072

約数和(自身を除く): 291579216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2143963, 4287926, 8575852, 15007741, 17151704, 30015482, 34303408, 60030964, 120061928, 240123856]

約数ペア:

[(1, 240123856), (2, 120061928), (4, 60030964), (7, 34303408), (8, 30015482), (14, 17151704), (16, 15007741), (28, 8575852), (56, 4287926), (112, 2143963)]