827693860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83269}}^1$

素因数の和:83356

約数の個数: 48

約数和(自身を含む): 2014467840

約数和(自身を除く): 1186773980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 83269, 166538, 333076, 416345, 582883, 832690, 1165766, 1665380, 2331532, 2914415, 5828830, 5912099, 11657660, 11824198, 23648396, 29560495, 41384693, 59120990, 82769386, 118241980, 165538772, 206923465, 413846930, 827693860]

約数ペア:

[(1, 827693860), (2, 413846930), (4, 206923465), (5, 165538772), (7, 118241980), (10, 82769386), (14, 59120990), (20, 41384693), (28, 29560495), (35, 23648396), (70, 11824198), (71, 11657660), (140, 5912099), (142, 5828830), (284, 2914415), (355, 2331532), (497, 1665380), (710, 1165766), (994, 832690), (1420, 582883), (1988, 416345), (2485, 333076), (4970, 166538), (9940, 83269)]