15560080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2903}}^1$

素因数の和:2983

約数の個数: 40

約数和(自身を含む): 36729792

約数和(自身を除く): 21169712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 2903, 5360, 5806, 11612, 14515, 23224, 29030, 46448, 58060, 116120, 194501, 232240, 389002, 778004, 972505, 1556008, 1945010, 3112016, 3890020, 7780040, 15560080]

約数ペア:

[(1, 15560080), (2, 7780040), (4, 3890020), (5, 3112016), (8, 1945010), (10, 1556008), (16, 972505), (20, 778004), (40, 389002), (67, 232240), (80, 194501), (134, 116120), (268, 58060), (335, 46448), (536, 29030), (670, 23224), (1072, 14515), (1340, 11612), (2680, 5806), (2903, 5360)]