1240154890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{502087}}^1$

素因数の和:502126

約数の個数: 32

約数和(自身を含む): 2530523520

約数和(自身を除く): 1290368630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 502087, 1004174, 2510435, 5020870, 6527131, 9539653, 13054262, 19079306, 32635655, 47698265, 65271310, 95396530, 124015489, 248030978, 620077445, 1240154890]

約数ペア:

[(1, 1240154890), (2, 620077445), (5, 248030978), (10, 124015489), (13, 95396530), (19, 65271310), (26, 47698265), (38, 32635655), (65, 19079306), (95, 13054262), (130, 9539653), (190, 6527131), (247, 5020870), (494, 2510435), (1235, 1004174), (2470, 502087)]