128041060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{914579}}^1$

素因数の和:914595

約数の個数: 24

約数和(自身を含む): 307298880

約数和(自身を除く): 179257820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 914579, 1829158, 3658316, 4572895, 6402053, 9145790, 12804106, 18291580, 25608212, 32010265, 64020530, 128041060]

約数ペア:

[(1, 128041060), (2, 64020530), (4, 32010265), (5, 25608212), (7, 18291580), (10, 12804106), (14, 9145790), (20, 6402053), (28, 4572895), (35, 3658316), (70, 1829158), (140, 914579)]