2000718974120

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{81066409}}^1$

素因数の和:81067037

約数の個数: 32

約数和(自身を含む): 4508913724200

約数和(自身を除く): 2508194750080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 3085, 4936, 6170, 12340, 24680, 81066409, 162132818, 324265636, 405332045, 648531272, 810664090, 1621328180, 3242656360, 50017974353, 100035948706, 200071897412, 250089871765, 400143794824, 500179743530, 1000359487060, 2000718974120]

約数ペア:

[(1, 2000718974120), (2, 1000359487060), (4, 500179743530), (5, 400143794824), (8, 250089871765), (10, 200071897412), (20, 100035948706), (40, 50017974353), (617, 3242656360), (1234, 1621328180), (2468, 810664090), (3085, 648531272), (4936, 405332045), (6170, 324265636), (12340, 162132818), (24680, 81066409)]