202019560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 472158720

約数和(自身を除く): 270139160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 197, 248, 310, 394, 620, 788, 827, 985, 1240, 1576, 1654, 1970, 3308, 3940, 4135, 6107, 6616, 7880, 8270, 12214, 16540, 24428, 25637, 30535, 33080, 48856, 51274, 61070, 102548, 122140, 128185, 162919, 205096, 244280, 256370, 325838, 512740, 651676, 814595, 1025480, 1303352, 1629190, 3258380, 5050489, 6516760, 10100978, 20201956, 25252445, 40403912, 50504890, 101009780, 202019560]

約数ペア:

[(1, 202019560), (2, 101009780), (4, 50504890), (5, 40403912), (8, 25252445), (10, 20201956), (20, 10100978), (31, 6516760), (40, 5050489), (62, 3258380), (124, 1629190), (155, 1303352), (197, 1025480), (248, 814595), (310, 651676), (394, 512740), (620, 325838), (788, 256370), (827, 244280), (985, 205096), (1240, 162919), (1576, 128185), (1654, 122140), (1970, 102548), (3308, 61070), (3940, 51274), (4135, 48856), (6107, 33080), (6616, 30535), (7880, 25637), (8270, 24428), (12214, 16540)]