299417390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{7919}}^1$

素因数の和:8144

約数の個数: 32

約数和(自身を含む): 570240000

約数和(自身を除く): 270822610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 7562, 7919, 15838, 18905, 37810, 39595, 79190, 150461, 300922, 752305, 1504610, 1575881, 3151762, 7879405, 15758810, 29941739, 59883478, 149708695, 299417390]

約数ペア:

[(1, 299417390), (2, 149708695), (5, 59883478), (10, 29941739), (19, 15758810), (38, 7879405), (95, 3151762), (190, 1575881), (199, 1504610), (398, 752305), (995, 300922), (1990, 150461), (3781, 79190), (7562, 39595), (7919, 37810), (15838, 18905)]