30910960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8221}}^1$

素因数の和:8281

約数の個数: 40

約数和(自身を含む): 73406016

約数和(自身を除く): 42495056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 8221, 16442, 32884, 41105, 65768, 82210, 131536, 164420, 328840, 386387, 657680, 772774, 1545548, 1931935, 3091096, 3863870, 6182192, 7727740, 15455480, 30910960]

約数ペア:

[(1, 30910960), (2, 15455480), (4, 7727740), (5, 6182192), (8, 3863870), (10, 3091096), (16, 1931935), (20, 1545548), (40, 772774), (47, 657680), (80, 386387), (94, 328840), (188, 164420), (235, 131536), (376, 82210), (470, 65768), (752, 41105), (940, 32884), (1880, 16442), (3760, 8221)]