20199962980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43912963}}^1$

素因数の和:43912995

約数の個数: 24

約数和(自身を含む): 44264267712

約数和(自身を除く): 24064304732

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43912963, 87825926, 175651852, 219564815, 439129630, 878259260, 1009998149, 2019996298, 4039992596, 5049990745, 10099981490, 20199962980]

約数ペア:

[(1, 20199962980), (2, 10099981490), (4, 5049990745), (5, 4039992596), (10, 2019996298), (20, 1009998149), (23, 878259260), (46, 439129630), (92, 219564815), (115, 175651852), (230, 87825926), (460, 43912963)]