2021962180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1613

約数の個数: 96

約数和(自身を含む): 4960118016

約数和(自身を除く): 2938155836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 157, 268, 314, 335, 469, 628, 670, 785, 938, 1099, 1340, 1373, 1570, 1876, 2198, 2345, 2746, 3140, 4396, 4690, 5492, 5495, 6865, 9380, 9611, 10519, 10990, 13730, 19222, 21038, 21980, 27460, 38444, 42076, 48055, 52595, 73633, 91991, 96110, 105190, 147266, 183982, 192220, 210380, 215561, 294532, 367964, 368165, 431122, 459955, 643937, 736330, 862244, 919910, 1077805, 1287874, 1472660, 1508927, 1839820, 2155610, 2575748, 3017854, 3219685, 4311220, 6035708, 6439370, 7544635, 12878740, 14442587, 15089270, 28885174, 30178540, 57770348, 72212935, 101098109, 144425870, 202196218, 288851740, 404392436, 505490545, 1010981090, 2021962180]

約数ペア:

[(1, 2021962180), (2, 1010981090), (4, 505490545), (5, 404392436), (7, 288851740), (10, 202196218), (14, 144425870), (20, 101098109), (28, 72212935), (35, 57770348), (67, 30178540), (70, 28885174), (134, 15089270), (140, 14442587), (157, 12878740), (268, 7544635), (314, 6439370), (335, 6035708), (469, 4311220), (628, 3219685), (670, 3017854), (785, 2575748), (938, 2155610), (1099, 1839820), (1340, 1508927), (1373, 1472660), (1570, 1287874), (1876, 1077805), (2198, 919910), (2345, 862244), (2746, 736330), (3140, 643937), (4396, 459955), (4690, 431122), (5492, 368165), (5495, 367964), (6865, 294532), (9380, 215561), (9611, 210380), (10519, 192220), (10990, 183982), (13730, 147266), (19222, 105190), (21038, 96110), (21980, 91991), (27460, 73633), (38444, 52595), (42076, 48055)]