54855080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{479}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 141696000

約数和(自身を除く): 86840920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 409, 479, 818, 958, 1636, 1916, 2045, 2395, 2863, 3272, 3353, 3832, 4090, 4790, 5726, 6706, 8180, 9580, 11452, 13412, 14315, 16360, 16765, 19160, 22904, 26824, 28630, 33530, 57260, 67060, 114520, 134120, 195911, 391822, 783644, 979555, 1371377, 1567288, 1959110, 2742754, 3918220, 5485508, 6856885, 7836440, 10971016, 13713770, 27427540, 54855080]

約数ペア:

[(1, 54855080), (2, 27427540), (4, 13713770), (5, 10971016), (7, 7836440), (8, 6856885), (10, 5485508), (14, 3918220), (20, 2742754), (28, 1959110), (35, 1567288), (40, 1371377), (56, 979555), (70, 783644), (140, 391822), (280, 195911), (409, 134120), (479, 114520), (818, 67060), (958, 57260), (1636, 33530), (1916, 28630), (2045, 26824), (2395, 22904), (2863, 19160), (3272, 16765), (3353, 16360), (3832, 14315), (4090, 13412), (4790, 11452), (5726, 9580), (6706, 8180)]