18802880

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:961

約数の個数: 56

約数和(自身を含む): 45494448

約数和(自身を除く): 26691568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 877, 1072, 1340, 1754, 2144, 2680, 3508, 4288, 4385, 5360, 7016, 8770, 10720, 14032, 17540, 21440, 28064, 35080, 56128, 58759, 70160, 117518, 140320, 235036, 280640, 293795, 470072, 587590, 940144, 1175180, 1880288, 2350360, 3760576, 4700720, 9401440, 18802880]

約数ペア:

[(1, 18802880), (2, 9401440), (4, 4700720), (5, 3760576), (8, 2350360), (10, 1880288), (16, 1175180), (20, 940144), (32, 587590), (40, 470072), (64, 293795), (67, 280640), (80, 235036), (134, 140320), (160, 117518), (268, 70160), (320, 58759), (335, 56128), (536, 35080), (670, 28064), (877, 21440), (1072, 17540), (1340, 14032), (1754, 10720), (2144, 8770), (2680, 7016), (3508, 5360), (4288, 4385)]