806763860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{7019}}^1$

素因数の和:7856

約数の個数: 48

約数和(自身を含む): 1938867840

約数和(自身を除く): 1132103980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 821, 1642, 3284, 4105, 5747, 7019, 8210, 11494, 14038, 16420, 22988, 28076, 28735, 35095, 49133, 57470, 70190, 98266, 114940, 140380, 196532, 245665, 491330, 982660, 5762599, 11525198, 23050396, 28812995, 40338193, 57625990, 80676386, 115251980, 161352772, 201690965, 403381930, 806763860]

約数ペア:

[(1, 806763860), (2, 403381930), (4, 201690965), (5, 161352772), (7, 115251980), (10, 80676386), (14, 57625990), (20, 40338193), (28, 28812995), (35, 23050396), (70, 11525198), (140, 5762599), (821, 982660), (1642, 491330), (3284, 245665), (4105, 196532), (5747, 140380), (7019, 114940), (8210, 98266), (11494, 70190), (14038, 57470), (16420, 49133), (22988, 35095), (28076, 28735)]