520044820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1249

約数の個数: 96

約数和(自身を含む): 1219276800

約数和(自身を除く): 699231980

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 41, 58, 76, 82, 95, 116, 145, 164, 190, 205, 290, 380, 410, 551, 580, 779, 820, 1102, 1151, 1189, 1558, 2204, 2302, 2378, 2755, 3116, 3895, 4604, 4756, 5510, 5755, 5945, 7790, 11020, 11510, 11890, 15580, 21869, 22591, 23020, 23780, 33379, 43738, 45182, 47191, 66758, 87476, 90364, 94382, 109345, 112955, 133516, 166895, 188764, 218690, 225910, 235955, 333790, 437380, 451820, 471910, 634201, 667580, 896629, 943820, 1268402, 1368539, 1793258, 2536804, 2737078, 3171005, 3586516, 4483145, 5474156, 6342010, 6842695, 8966290, 12684020, 13685390, 17932580, 26002241, 27370780, 52004482, 104008964, 130011205, 260022410, 520044820]

約数ペア:

[(1, 520044820), (2, 260022410), (4, 130011205), (5, 104008964), (10, 52004482), (19, 27370780), (20, 26002241), (29, 17932580), (38, 13685390), (41, 12684020), (58, 8966290), (76, 6842695), (82, 6342010), (95, 5474156), (116, 4483145), (145, 3586516), (164, 3171005), (190, 2737078), (205, 2536804), (290, 1793258), (380, 1368539), (410, 1268402), (551, 943820), (580, 896629), (779, 667580), (820, 634201), (1102, 471910), (1151, 451820), (1189, 437380), (1558, 333790), (2204, 235955), (2302, 225910), (2378, 218690), (2755, 188764), (3116, 166895), (3895, 133516), (4604, 112955), (4756, 109345), (5510, 94382), (5755, 90364), (5945, 87476), (7790, 66758), (11020, 47191), (11510, 45182), (11890, 43738), (15580, 33379), (21869, 23780), (22591, 23020)]