201861620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{757}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 432969600

約数和(自身を除く): 231107980

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 199, 268, 335, 398, 670, 757, 796, 995, 1340, 1514, 1990, 3028, 3785, 3980, 7570, 13333, 15140, 26666, 50719, 53332, 66665, 101438, 133330, 150643, 202876, 253595, 266660, 301286, 507190, 602572, 753215, 1014380, 1506430, 3012860, 10093081, 20186162, 40372324, 50465405, 100930810, 201861620]

約数ペア:

[(1, 201861620), (2, 100930810), (4, 50465405), (5, 40372324), (10, 20186162), (20, 10093081), (67, 3012860), (134, 1506430), (199, 1014380), (268, 753215), (335, 602572), (398, 507190), (670, 301286), (757, 266660), (796, 253595), (995, 202876), (1340, 150643), (1514, 133330), (1990, 101438), (3028, 66665), (3785, 53332), (3980, 50719), (7570, 26666), (13333, 15140)]