138468560

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2063}}^1$

素因数の和:2915

約数の個数: 40

約数和(自身を含む): 322479360

約数和(自身を除く): 184010800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1678, 2063, 3356, 4126, 4195, 6712, 8252, 8390, 10315, 13424, 16504, 16780, 20630, 33008, 33560, 41260, 67120, 82520, 165040, 1730857, 3461714, 6923428, 8654285, 13846856, 17308570, 27693712, 34617140, 69234280, 138468560]

約数ペア:

[(1, 138468560), (2, 69234280), (4, 34617140), (5, 27693712), (8, 17308570), (10, 13846856), (16, 8654285), (20, 6923428), (40, 3461714), (80, 1730857), (839, 165040), (1678, 82520), (2063, 67120), (3356, 41260), (4126, 33560), (4195, 33008), (6712, 20630), (8252, 16780), (8390, 16504), (10315, 13424)]