200040220

素因数分解:

$2^2\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{6263}}^1$

素因数の和:7869

約数の個数: 24

約数和(自身を含む): 420414624

約数和(自身を除く): 220374404

約数列:

[1, 2, 4, 5, 10, 20, 1597, 3194, 6263, 6388, 7985, 12526, 15970, 25052, 31315, 31940, 62630, 125260, 10002011, 20004022, 40008044, 50010055, 100020110, 200040220]

約数ペア:

[(1, 200040220), (2, 100020110), (4, 50010055), (5, 40008044), (10, 20004022), (20, 10002011), (1597, 125260), (3194, 62630), (6263, 31940), (6388, 31315), (7985, 25052), (12526, 15970)]