20037100

素因数分解:

$2^2\times 5^2\times {\mathrm{200371}}^1$

素因数の和:200385

約数の個数: 18

約数和(自身を含む): 43480724

約数和(自身を除く): 23443624

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 200371, 400742, 801484, 1001855, 2003710, 4007420, 5009275, 10018550, 20037100]

約数ペア:

[(1, 20037100), (2, 10018550), (4, 5009275), (5, 4007420), (10, 2003710), (20, 1001855), (25, 801484), (50, 400742), (100, 200371)]