5154890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 10523520

約数和(自身を除く): 5368630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2087, 2470, 4174, 10435, 20870, 27131, 39653, 54262, 79306, 135655, 198265, 271310, 396530, 515489, 1030978, 2577445, 5154890]

約数ペア:

[(1, 5154890), (2, 2577445), (5, 1030978), (10, 515489), (13, 396530), (19, 271310), (26, 198265), (38, 135655), (65, 79306), (95, 54262), (130, 39653), (190, 27131), (247, 20870), (494, 10435), (1235, 4174), (2087, 2470)]