42491660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16729}}^1$

素因数の和:16865

約数の個数: 24

約数和(自身を含む): 89940480

約数和(自身を除く): 47448820

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 16729, 33458, 66916, 83645, 167290, 334580, 2124583, 4249166, 8498332, 10622915, 21245830, 42491660]

約数ペア:

[(1, 42491660), (2, 21245830), (4, 10622915), (5, 8498332), (10, 4249166), (20, 2124583), (127, 334580), (254, 167290), (508, 83645), (635, 66916), (1270, 33458), (2540, 16729)]