168543940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{290593}}^1$

素因数の和:290631

約数の個数: 24

約数和(自身を含む): 366148440

約数和(自身を除く): 197604500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 290593, 581186, 1162372, 1452965, 2905930, 5811860, 8427197, 16854394, 33708788, 42135985, 84271970, 168543940]

約数ペア:

[(1, 168543940), (2, 84271970), (4, 42135985), (5, 33708788), (10, 16854394), (20, 8427197), (29, 5811860), (58, 2905930), (116, 1452965), (145, 1162372), (290, 581186), (580, 290593)]