86976820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1297}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 209341440

約数和(自身を除く): 122364620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1297, 1916, 2395, 2594, 3353, 4790, 5188, 6485, 6706, 9079, 9580, 12970, 13412, 16765, 18158, 25940, 33530, 36316, 45395, 67060, 90790, 181580, 621263, 1242526, 2485052, 3106315, 4348841, 6212630, 8697682, 12425260, 17395364, 21744205, 43488410, 86976820]

約数ペア:

[(1, 86976820), (2, 43488410), (4, 21744205), (5, 17395364), (7, 12425260), (10, 8697682), (14, 6212630), (20, 4348841), (28, 3106315), (35, 2485052), (70, 1242526), (140, 621263), (479, 181580), (958, 90790), (1297, 67060), (1916, 45395), (2395, 36316), (2594, 33530), (3353, 25940), (4790, 18158), (5188, 16765), (6485, 13412), (6706, 12970), (9079, 9580)]