2017386820

素因数分解:

$2^2\times 5^1\times {\mathrm{13469}}^1\times {\mathrm{7489}}^1$

素因数の和:20967

約数の個数: 24

約数和(自身を含む): 4237392600

約数和(自身を除く): 2220005780

約数列:

[1, 2, 4, 5, 10, 20, 7489, 13469, 14978, 26938, 29956, 37445, 53876, 67345, 74890, 134690, 149780, 269380, 100869341, 201738682, 403477364, 504346705, 1008693410, 2017386820]

約数ペア:

[(1, 2017386820), (2, 1008693410), (4, 504346705), (5, 403477364), (10, 201738682), (20, 100869341), (7489, 269380), (13469, 149780), (14978, 134690), (26938, 74890), (29956, 67345), (37445, 53876)]