39320240

素因数分解:

$2^4\times 5^1\times {\mathrm{491503}}^1$

素因数の和:491516

約数の個数: 20

約数和(自身を含む): 91419744

約数和(自身を除く): 52099504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491503, 983006, 1966012, 2457515, 3932024, 4915030, 7864048, 9830060, 19660120, 39320240]

約数ペア:

[(1, 39320240), (2, 19660120), (4, 9830060), (5, 7864048), (8, 4915030), (10, 3932024), (16, 2457515), (20, 1966012), (40, 983006), (80, 491503)]